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This contributor has added 6049 chapters/articles/treatments.

  1. Abating feral Africanized honey bees Apis mellifera L. to enhance mating control of European queens
    By: Danka, R.G - Loper, G.M - Villa, J.D - Williams, J.L - Sugden, E.A - Collins, A.M - Rinderer, T.E
    Type: Article
    In: Apidologie
    Volume: v. 25, no. 6, p. 520-529
    Date: 1994
    View Article (External)
  2. Abejas euglosinas Hymenoptera: Apidae de la Región Neotropical: Listado de especies con notas sobre su biología
    By: Ramírez, S - Dressler, Robert L - Ospina, M
    Type: Article
    In: Biota Colombiana
    Volume: v. 3, no. 1, p. 7-118
    Date: 2002
    View Article (External)
  3. Abejas polinizadoras de árboles en el noroeste de Costa Rica: ecología, protección e importancia silvicultural de las Centridini
    By: Thiele, Rainer
    Type: Thesis
    Date: 2002
    View Thesis (External)
  4. Aberraciones cromosómicas en trabajadoras expuestas a plaguicidas
    By: Cuenca-Berger, Patricia - Ramírez-Mayorga, Vanessa
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 52, no. 3, p. 623-628
    Date: 2004
    View Article (External)
  5. Aberraciones cromosómicas Hospital Nacional de Niños, 1977-1984, Costa Rica
    By: González-Vargas, Gina
    Type: Thesis
    Date: 1985
    View Thesis (External)
  6. Los abonos líquidos fermentados y su efectividad en la producción agrícola
    By: Galindo-Barrientos, Astrid Gabriela - Jerónimo-García, Claudia Salomé - Spaans, Egbert J.A - Weil, Marvin J
    Type: Article
    In: Tierra Tropical
    Volume: v. 3, no. 1, p. 91-96
    Date: 2007
    View Article (External)
  7. Abordando la problemática del dengue desde una perspectiva ambiental
    By: Zúñiga-Vega, Claudia María - Peraza-Moraga, Johnny - Hernández-Carvajal, Erick
    Type: Article
    In: Tecnología en Marcha
    Volume: v. 22, no. 1, p. 81-89
    Date: 2009
    View Article (External)
  8. Aboveground biomass and ecosystem carbon pools in tropical secondary forests growing in six life zones of Costa Rica
    By: Cifuentes-Jara, Miguel
    Type: Thesis
    Date: 2008
    View Thesis (External)
  9. Above-ground biomass estimation in closed canopy Neotropical forests using lidar remote sensing: factors affecting the generality of relationships
    By: Drake, Jason B - Knox, R.G - Dubayah, Ralph O - Clark, David B - Condit, R - Blair, J.B - Hofton, Michelle A
    Type: Article
    In: Global Ecology and Biogeography
    Volume: v. 12, p. 147-159
    Date: 2003
    View Article (External)
  10. Aboveground biomass of Tectona grandis plantations in Costa Rica
    By: Pérez-Cordero, Luis Diego - Kanninen, Markku
    Type: Article
    In: Journal of Tropical Forest Science
    Volume: v. 15, no. 1, p. 199-213
    Date: 2003
    View Article (External)
  11. Abrupt thermal transition reveals hydrothermal boundary and role of seamounts within the Cocos Plate
    By: Fisher, Andrew T - Stein, C.A - Harris, Robert N - Wang, K - Silver, Eli A - Pfender, M - Hutnak, M - Cherkaoui, A - Bodzin, R - Villinger, H
    Type: Article
    In: Geophysical Research Letters
    Volume: v. 30, no. 11, p. 1150
    Date: 2003
    View Article (External)
  12. Absorción y distribución de nutrimentos en plantas de chile dulce Capsicum annuum cv. UCR 589 en Alajuela, Costa Rica
    By: Azofeifa-Delgado, Alvaro - Moreira-Araya, Marco Aurelio
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 29, no. 1, p. 77-84
    Date: 2005
    View Article (External)
  13. Abundance and species richness of trees, birds, bats, butterflies and dung beetles in silvopastoral systems in the agricultural landscapes of Cañas, Costa Rica and Rivas, Nicaragua
    By: Harvey, Celia A - Sáenz-Méndez, Joel Cris - Montero, J - Medina, Arnulfo - Sánchez-Merlo, Dalia - Vílchez-Mendoza, Sergio J - Hernández, Blas - Maes, Jean Michel - Sinclair, Fergus L
    Type: Proceeding
    Date: 2004
    View Proceeding (External)
  14. Abundance of Petrolisthes armatus Crustacea: Porcellanidae on a tropical estuarine intertidal rocky beach, Gulf of Nicoya estuary, Costa Rica
    By: Díaz-Ferguson, Edgardo - Vargas-Zamora, José Antonio
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 49, Supl. 2, p. 97-101
    Date: 2001
    View Article (External)
  15. Abundancia de la Correa Aramus guarauna en la Laguna Mata Redonda, Guanacaste, Costa Rica
    By: Corrales-Gómez, Natalia
    Type: Article
    In: Zeledonia Costa Rica
    Volume: v. 10, no. 2, p. 25-30
    Date: 2006
    View Article (External)
  16. Abundancia del erizo de mar Centrostephanus coronatus Echinoidea: Diadematidae en el Pacífico de Costa Rica
    By: Alvarado-Barrientos, Juan José
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 52, no. 4, p. 911-913
    Date: 2004
    View Article (External)
  17. Abundancia relativa de Amblyomma spp. Acari: Ixodidae en bovinos Bos taurus y B. indicus de Costa Rica
    By: Alvarez-Calderón, Víctor - Bonilla-Montoya, Roberto - Chacón, I
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 51, no. 2, p. 435-444
    Date: 2003
    View Article (External)
  18. Abundancia relativa de Stomoxys calcitrans L. Diptera: Muscidae en seis localidades del Pacífico Sur de Costa Rica
    By: Herrero-Acosta, Marco Vinicio - Montes-Pico, Luis Alfredo - Hernández-Acosta, Ronald
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 39, no. 2, p. 309-310
    Date: 1991
    View Article (External)
  19. Abundancia y morfometría de Anadara tuberculosa y Anadara similis Mollusca: bivalvia en el estero del manglar de Purruja, Golfo Dulce, Costa Rica
    By: Silva-Benavides, Ana Margarita - Bonilla-Carrion, Róger
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 49, Suppl. 2, p. 315-320
    Date: 2001
    View Article (External)
  20. Abundancia, biomasa y floración de Thalassia testudinum Hydrocharitaceae en el Caribe de Costa Rica
    By: Nielsen-Muñoz, Vanessa - Cortés-Núñez, Jorge
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 56, Suppl. 4, p. 175-189
    Date: 2008
    View Article (External)
  21. Abundancia, biomasa y floración de Thalassia testudinum Hydrocharitaceae en el Parque Nacional Cahuita, Caribe de Costa Rica
    By: Nielsen-Muñoz, Vanessa
    Type: Thesis
    Date: 2007
    View Thesis (External)
  22. Abundancia, biomasa y relaciones sedimentarias de Americonuphis reesei Polychaeta: Onuphidae en el Golfo de Nicoya, Costa Rica
    By: Rojas-Figueroa, Raúl Ernesto - Vargas-Zamora, José Antonio
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 56, Suppl. 4, p. 59-82
    Date: 2008
    View Article (External)
  23. Abundancia, diversidad y categoría ecológica de los peces en estero Damas y estero Palo Seco, Costa Rica
    By: Araya-Umaña, Hubert A - Cabrera-Peña, Jorge - Protti-Quesada, C. Maurizio - Baldizón-Fernández, Isaac Alfonso
    Type: Article
    In: Uniciencia
    Volume: v. 19, p. 3-11
    Date: 2002
    View Article (External)
  24. Acanthemblemaria atrata and Acanthemblemaria mangognatha, new species of eastern Pacific barnacle blennies Chaenopsidae from Isla del Coco, Costa Rica, and Islas Revillagigedo, Mexico, and their relationships with other barnacle blennies
    By: Hastings, Phil A - Robertson, D.R
    Type: Article
    In: Revue Française d Aquariologie, Herpetologie
    Volume: v. 25, no. 3/4, p. 107-118
    Date: 1998
    View Article (External)
  25. Acarinaria in associations of apid bees Hymenoptera and chaetodactylid mites Acari
    By: Klimov, Pavel B - Vinson, S. Bradleigh - O'Connor, Barry M
    Type: Article
    In: Invertebrate Systematics
    Volume: v. 21, no. 2, p. 109-136
    Date: 2007
    View Article (External)
  26. Acceso a recursos genéticos y bioquímicos en Costa Rica. Función de CONAGEBio
    By: Jiménez-Fernández, Marta Lilliana
    Type: Article
    In: AMBIEN-TICO
    Volume: no. 143, p. 4-7
    Date: 2005
    View Article (External)
  27. Access to genetic resources, protection of traditional knowledge, and intellectual property rights: lessons learned from the Costa Rican experience
    By: Cabrera-Medaglia, Jorge A
    Type: Article
    In: Gene Conserve
    Volume: no. 10, p. 128-151
    Date: 2003
    View Article (External)
  28. Accumulation of current-use pesticides in neotropical montane forests
    By: Daly, G.L - Lei, Ying D - Teixeira, C - Muir, Derek C.G - Castillo-Martínez, Luisa E - Wania, Frank
    Type: Article
    In: Environmental Science Technology Washington
    Volume: v. 41, no. 4, p. 1118-1123
    Date: 2007
    View Article (External)
  29. Accuracy of an acoustic location system for monitoring the position of duetting songbirds in tropical forest
    By: Mennill, Daniel J - Burt, J.M - Fristrup, K.M - Vehrencamp, Sandra L
    Type: Article
    In: Journal of the Acoustical Society of America
    Volume: v. 119, no. 5, Part 1, p. 2832-2839
    Date: 2006
    View Article (External)
  30. Acerca de la formación del puente-istmo centroamericano meridional, con énfasis en el desarrollo acaecido desde el Campaniense al Eoceno
    By: Seyfried, Hartmut - Sprechmann, Peter
    Type: Article
    In: Revista Geológica de América Central
    Volume: v. 2, p. 63-87
    Date: 1985
    View Article (External)
  31. Aclella matilei et A. isthmiensis gen. n., spp n., d Amerique Centrale Orthoptera, Grylloidea, Phalangopsidae
    By: Desutter-Grandcolas, Laure
    Type: Article
    In: Revue Française d Entomologie Nouvelle Serie
    Volume: v. 22, no. 4, p. 207-212
    Date: 2000
    View Article (External)
  32. Acoustical behavior of the cicada Fidicina pronoe Walker Homoptera: Cicadidae
    By: Moore, Thomas E
    Type: Article
    In: The Ohio Journal of Science
    Volume: v. 18, no. 3, p. 85-98
    Date: 1962
    View Article (External)
  33. Acoustical signals of passalid beetles: complex repertoires
    By: Schuster, J.C
    Type: Article
    In: The Florida Entomologist
    Volume: v. 66, no. 4, p. 486-496
    Date: 1983
    View Article (External)
  34. Actenodes solisi sp.n. aus Costa Rica Coleoptera: Buprestidae: Actenodini
    By: Barries, Wolfgang
    Type: Article
    In: Zeitschrift der Arbeitsgemeinschaft ?sterreichischer Entomologen
    Volume: v. 59, p. 33-36
    Date: 2007
    View Article (External)
  35. La actividad de la reductasa del nitrato como guía de la fertilización nitrogenada en cinco especies agrícolas
    By: Villalobos-Rodríguez, Enrique - Carvajal-Castro, José Francisco
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 1, no. 1, p. 57-63
    Date: 1977
    View Article (External)
  36. La actividad de los volcanes de la Cordillera Central, Costa Rica, entre 1998-2002
    By: Mora-Chinchilla, Rolando - Ramírez, Carlos J - Fernández-Arce, Mario
    Type: Article
    In: Revista Geológica de América Central
    Volume: v. 30, p. 189-197
    Date: 2004
    View Article (External)
  37. Actividad fagodisuasiva de las plantas Tithonia diversifolia y Montanoa hibiscifolia Asteraceae sobre adultos del insecto plaga Bemisia tabaci Homoptera: Aleyrodidae
    By: Bagnarello, Gina - Hilje-Quirós, Luko - Bagnarello-Madrigal, Vanessa - Cartín-Leiva, Víctor Manuel - Calvo-Pineda, Marco Antonio
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 57, no. 4, p. 1201-1215
    Date: 2009
    View Article (External)
  38. Actividad fagodisuasiva y sistémica de una formulación derivada de un extracto de ruda Ruta chalepensis, Rutaceae sobre larvas de Hypsipyla grandella Lepidoptera: Pyralidae
    By: Barboza, Javier - Hilje-Quirós, Luko - Durón, Julio - Cartín-Leiva, Víctor Manuel - Calvo-Pineda, Marco Antonio
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 58, no. 1, p. 15-29
    Date: 2010
    View Article (External)
  39. La actividad forestal en el desarrollo de los proyectos hidroeléctricos del ICE
    By: Bolaños-Alvarez, Alvaro A
    Type: Proceeding
    In: Conservación del Bosque en Costa Rica
    Date: 1998
    View Proceeding (External)
  40. Actividad hemolítica del veneno de serpientes sobre eritrocitos de varias especies de animales
    By: Gómez-Leiva, Marco Antonio
    Type: Thesis
    Date: 1975
    View Thesis (External)
  41. La actividad proteolítica de los venenos de serpientes de Costa Rica sobre la caseína
    By: Lomonte-Vigliotti, Bruno - Gutiérrez-Gutiérrez, José María
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 31, no. 1, p. 37-40
    Date: 1983
    View Article (External)
  42. Actividades enzimáticas en aislamientos bacterianos de tractos digestivos de larvas y del contenido de pupas de Automeris zugana y Rothschildia lebeau Lepidoptera: Saturniidae
    By: Pinto-Tomás, Adrián A - Uribe-Lorío, Lorena - Blanco, John - Fontecha, Gustavo - Rodríguez-Sánchez, César Augusto - Mora-López, Ma. de los Angeles - Janzen, Daniel H - Chavarría, Felipe - Díaz, Joel - Sittenfeld-Appel, Ana
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 55, no. 2, p. 401-415
    Date: 2007
    View Article (External)
  43. Actualización de listado de especies arbóreas de uso forestal y otros usos en Costa Rica: listado por nombres comunes
    By: Quesada-Monge, Ruperto Francisco - Fernández-Vega, Javier
    Type: Article
    In: Kurú: Revista Forestal Costa Rica
    Volume: v. 2, no. 5, p. 1-44
    Date: 2005
    View Article (External)
  44. Acute-phase reactions, including cytokines, in patients bitten by Bothrops and Crotalus snakes in Brazil
    By: Barraviera, B - Lomonte-Vigliotti, Bruno - Tarkowski, A - Hanson, L.? - Meira, D.A
    Type: Article
    In: Journal of Venomous Animals and Toxins [online]
    Volume: v. 1, no. 1, p. 1-13
    Date: 1995
    View Article (External)
  45. Adaptabilidad y distribución de la polilla Guatemalteca de la papa, Scrobipalpopsis solanivora en el estado Táchira
    By: Salazar, V.J - Torres, F
    Type: Article
    In: Agronomía Tropical
    Volume: v. 36, no. 4-6, p. 137-146
    Date: 1986
    View Article (External)
  46. Adaptación y rendimiento de grano de diez cultivares de garbanzo Cicer arietinum L. en Barva de Heredia
    By: Rojas-Alfaro, Marvin R - Alvarez-Fernández, María de los Angeles - Aguilar-G., Ligia - Aguirre-Rosales, Diego
    Type: Article
    In: Uniciencia
    Volume: v. 10, no. 1-2, p. 63-68
    Date: 1993
    View Article (External)
  47. Adaptación y validación de procedimientos para evaluar la capacidad de carga turística en el Parque Nacional Corcovado, Costa Rica
    By: Bajaña-Fabara, D.F
    Type: Thesis
    Date: 1998
    View Thesis (External)
  48. Adaptive plasticity in hatching age: a response to predation risk trade-offs
    By: Warkentin, Karen M
    Type: Article
    In: Proceedings of the National Academy of Sciences of the United States of America
    Volume: v. 92, no. 8, p. 3507-3510
    Date: 1995
    View Article (External)
  49. Addenda orchidaceis quepoanis
    By: Pupulin, Franco
    Type: Article
    In: Lankesteriana
    Volume: no. 1, p. 1-28
    Date: 2001
    View Article (External)
  50. Addendum and corrections to a synonymic catalog of neotropical Crabronidae and Sphecidae
    By: Amarante, S.T.P
    Type: Article
    In: Papéis Avulsos de Zoologia SÆo Paulo
    Volume: v. 45, no. 1, p. 1-18
    Date: 2005
    View Article (External)
  51. Additional data on the geographical distribution and adult activity of the diurnal mimetic plume moth, Oidaematophorus chamelai Pterophoridae
    By: Powell, Jerry A - Chemsak, John A.
    Type: Article
    In: Journal of the Lepidopterists Society
    Volume: v. 48, no. 1, p. 71-73
    Date: 1994
    View Article (External)
  52. Additional material toward a monograph of the genus Callicarpa. XXVII
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 40, no. 5, p. 424-436
    Date: 1978
    View Article (External)
  53. Additional materials toward a monograph of the genus Callicarpa. XI
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 20, no. 8, p. 482-499
    Date: 1971
    View Article (External)
  54. Additional notes on Costa Rican mammals, with descriptions of new species
    By: Allen, J. A. (Joel Asaph),
    Type: Article
    In: Bulletin of the American Museum of Natural History
    Volume: v. 9, article 3, p. 31-44
    Date: 1897
    View Article (External)
  55. Additional notes on the Eriocaulaceae. LIII
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 30, no. 1, p. 16-62
    Date: 1975
    View Article (External)
  56. Additional notes on the Eriocaulaceae. LIX
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 33, no. 1, p. 9-127
    Date: 1976
    View Article (External)
  57. Additional notes on the Eriocaulaceae. XLVI
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 26, no. 4, p. 226-262
    Date: 1973
    View Article (External)
  58. Additional notes on the genus Aegiphila. XXIV
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 40, no. 2, p. 205-235
    Date: 1978
    View Article (External)
  59. Additional notes on the genus Aegiphila. XXV
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 40, no. 4, p. 316-346
    Date: 1978
    View Article (External)
  60. Additional notes on the genus Aegiphila. XXVI
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 40, no. 5, p. 393-401
    Date: 1978
    View Article (External)
  61. Additional notes on the genus Avicennia. VII
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 33, no. 4, p. 238-270
    Date: 1976
    View Article (External)
  62. Additional notes on the genus Avicennia. XII
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 40, no. 5, p. 406-413
    Date: 1978
    View Article (External)
  63. Additional notes on the genus Lippia. IX
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 39, no. 4, p. 252-267
    Date: 1967
    View Article (External)
  64. Additional notes on the genus Lippia. VI
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 39, no. 1, p. 24-46
    Date: 1978
    View Article (External)
  65. Additional notes on the genus Lippia. XII
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 40, no. 1, p. 58-85
    Date: 1978
    View Article (External)
  66. Additional notes on the genus Verbena. XXVI
    By: Moldenke, Harold N. (Harold Norman),
    Type: Article
    In: Phytologia
    Volume: v. 36, no. 4, p. 274-308
    Date: 1977
    View Article (External)
  67. Additional notes on the invertebrate fauna of Clipperton Island
    By: Hertlein, L.G - Emerson, W.K
    Type: Article
    In: American Museum Novitates
    Volume: no. 1859, p. 1-8
    Date: 1957
    View Article (External)
  68. Additional observations on the behavior of a tropical forest dung beetle, Megathoposoma candezei Coleoptera: Scarabaeidae
    By: Wille-Trejos, Alvaro - Orozco-Bastos, Enrique - Fuentes-González, Gilbert - Solís-Quirós, E.M
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 22, no. 1, p. 129-133
    Date: 1974
    View Article (External)
  69. Additional records and new species of the leafhopper genus Scaris Homoptera, Cicadellidae
    By: Freytag, Paul H - Delong, Dwight M
    Type: Article
    In: The Ohio Journal of Science
    Volume: v. 82, no. 1, p. 2-13
    Date: 1982
    View Article (External)
  70. Additional records of marine benthic algae from Costa Rica
    By: Tsuda, R.T
    Type: Article
    In: Caribbean Journal of Science
    Volume: v. 8, no. 1/2, p. 103-104
    Date: 1968
    View Article (External)
  71. Additional records of Polinices simiae Gastropoda: Naticidae in the eastern Pacific
    By: Chaney, Henry W
    Type: Article
    In: The Festivus
    Volume: v. 28, no. 7, p. 82
    Date: 1996
    View Article (External)
  72. Additions to the known herpetological fauna of Costa Rica with comments on other species. No. I
    By: Taylor, Edward Harrison,
    Type: Article
    In: The University of Kansas Science Bulletin
    Volume: v. 36, no. 9, p. 597-639
    Date: 1954
    View Article (External)
  73. Additions to the known herpetological fauna of Costa Rica with comments on other species. No. II
    By: Taylor, Edward Harrison,
    Type: Article
    In: The University of Kansas Science Bulletin
    Volume: v. 37, no. 13, p. 499-575
    Date: 1955
    View Article (External)
  74. Additions to the known herpetological fauna of Costa Rica with comments on other species. No. III
    By: Taylor, Edward Harrison,
    Type: Article
    In: The University of Kansas Science Bulletin
    Volume: v. 39, no. 1, p. 3-40
    Date: 1958
    View Article (External)
  75. Additions to the revision of the genus Hemistephanus Enderlein Hymenoptera: Stephanidae , with inclusion of four taxa and description of two new species
    By: Aguiar, Alexandre P
    Type: Article
    In: Papéis Avulsos de Zoologia SÆo Paulo
    Volume: v. 44, no. 2, p. 13-43
    Date: 2004
    View Article (External)
  76. Adelaida Chaverri: ecóloga de tierras altas, conservacionista genuina
    By: Kappelle, Maarten - Cleef, A.M
    Type: Article
    In: Manejo Integrado de Plagas y Agroecología
    Volume: no. 73, p. 1-7
    Date: 2004
    View Article (External)
  77. Adult stages of two species of Traverella Ephemeroptera: Leptophlebiidae from Costa Rica
    By: Avila-Araya, Socorro - Flowers, R. Wills (Ralph Wills)
    Type: Article
    In: Entomological News
    Volume: v. 117, no. 4, p. 395-398
    Date: 2006
    View Article (External)
  78. Adultos y ninfas de la garrapata Amblyomma cajennense Fabricius Acari: Ixodidae en equinos y bovinos
    By: Alvarez-Calderón, Víctor - Bonilla-Montoya, Roberto
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 31, no. 1, p. 61-69
    Date: 2007
    View Article (External)
  79. Advantages of seed dispersal: A re-evaluation of directed dispersal
    By: Wenny, Daniel G
    Type: Article
    In: Evolutionary Ecology Research
    Volume: v. 3, p. 51-74
    Date: 2000
    View Article (External)
  80. Aedes Howardina allotecnon, a new species of Aedes from Costa Rica, and a description of the larva, adult, and male terminalia of Aedes quadrivittatus Coq
    By: Kumm, Henry W - Komp, William H. Wood
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: v. 43, no. 2, p. 17-25
    Date: 1941
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  81. Aedes Ochlerotatus nubilus Theobald, 1903 a synonym of Aedes Ochlerotatus serratus Theobald, 1901
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    Volume: v. 51, no. 3, p. 105-115
    Date: 1949
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  82. Aerosol composition of the tropical upper troposphere
    By: Froyd, K.D - Murphy, D.M - Sanford, T.J - Thomson, D.S - Wilson, J.C - Pfister, Leonhard - Lait, L
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    Volume: v. 9, no. 13, p. 4363-4385
    Date: 2009
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  83. Agallas en frutos de Conostegia xalapensis Melastomataceae por Allorhagas sp. Hymenoptera: Braconidae: Doryctinae en dos poblaciones de San José
    By: Chavarría-Pizarro, Laura
    Type: Thesis
    Date: 2008
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  84. Age and long-term growth of trees in an old-growth tropical rain forest, based on analyses of tree rings and 14C
    By: Fichtler, Esther - Clark, Deborah A - Worbes, Martin
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    In: Biotropica
    Volume: v. 35, no. 3, p. 306-317
    Date: 2003
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  85. The age of the Laguna Hule explosion crater, Costa Rica, and the timing of subsequent tephra eruptions: evidence from lake sediments
    By: Horn, Sally P
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    In: Revista Geológica de América Central
    Volume: v. 24, p. 57-66
    Date: 2001
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  86. Agenda ambiental del agua en Costa Rica
    By: Segura-Bonilla, Olman
    Type: Article
    In: Revista Geográfica de América Central
    Volume: no. 40, p. 39-49
    Date: 2002
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  87. Aggregative behavior of Anartia fatima Nymphalidae in Guanacaste province, Costa Rica during the dry season
    By: Young, Allen M
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    Volume: v. 33, no. 1, p. 58-60
    Date: 1979
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  88. Aggressiveness and damage potential of Central American and Caribbean populations of Radopholus spp. in banana
    By: Marín-Vargas, Douglas Humberto - Barker, Kenneth R - Kaplan, D.T - Sutton, Turner B - Opperman, C.H
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    Volume: v. 31, no. 4, p. 377-385
    Date: 1999
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  89. Agonistic interactions and reproductive dominance in Pachycondyla obscuricornis Hymenoptera: Formicidae
    By: Oliveira, Paul S - Hölldobler, B
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    Date: 1991
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  90. AGRICOH: A consortium of agricultural cohorts
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    In: International Journal of Environmental Research and Public Health
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    Date: 2011
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  91. Agricultura de precisión en la empresa Agrocomercial EARTH: Fertilización dinámica
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    In: Tierra Tropical
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    Date: 2006
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  92. Agricultura tradicional campesina: características ecológicas
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    Date: 2008
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  93. Agricultural pesticides in developing countries: a nultilevel governace challenge
    By: Karlsson, S.I
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    In: Environment Washington
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  94. El agro costarricense: de la explotación a la sostenibilidad
    By: Torres-Hernández, J
    Type: Proceeding
    Date: 1993
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  95. Agronomic evaluation of production and quality of Yangambi km 5 AAA and Dátil AA
    By: Vargas-Calvo, Alfonso - Sandoval-Fernández, Jorge Arturo
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    Date: 2005
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  96. Air pollution in a tropical city: the relationship between wind direction and lichen bio-indicators in San José, Costa Rica
    By: Neurohr Bustamante, Erich - Monge-Nájera, Julián - González Lutz, María Isabel
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    Date: 2011
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  97. Airborne dispersal of Mycosphaerella fijiensis
    By: Burt, P.J.A
    Type: Proceeding
    In: Mycosphaerella leaf spot diseases of bananas: present status and outlook. Jacome, L., Lepivre, P., Marín-Vargas, D.H., Ortiz-Vega, R.A., Romero-Calderón, R.A, Escalant, J.V. eds.
    Date: 2003
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  98. Aircraft measurements of microphysical properties of subvisible cirrus in the tropical tropopause layer
    By: Lawson, R.P - Pilson, B - Baker, B - Mo, Q - Jensen, E - Pfister, Leonhard - Bui, P
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    In: Atmospheric Chemistry and Physics
    Volume: v. 8, no. 6, p. 1609-1620
    Date: 2008
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  99. Air-sea interaction over the eastern Pacific warm pool: Gap winds, thermocline dome, and atmospheric convection
    By: Xie, Shang Ping - Xu, H.M - Kessler, W.S - Nonaka, M
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    In: Journal of Climate
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    Date: 2005
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  100. Aislamiento de hongos productores de antibióticos de muestras de suelo de la provincia de San José, Costa Rica
    By: Meza-Badilla, Eva Cristina
    Type: Thesis
    Date: 1986
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  101. Aislamiento de Toxoplasma gondii en carne de cerdo: confirmación de una hipótesis
    By: Chaves, A - Reyes-Lizano, L - Chinchilla-Carmona, Misael
    Type: Article
    In: Parasitología al Día
    Volume: v. 22, no. 3-4, p. 111-113
    Date: 1998
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  102. Aislamiento e identificación de hongos asociados a esclerocios de Sclerotium cepivorum, causante de la pudrición blanca de la cebolla, en la zona alta de Cartago, Costa Rica
    By: Granados, Ma. del M - Wang-Wong, Amy
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 29, no. 1, p. 57-66
    Date: 2005
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  103. Aislamiento e identificación de hongos de maderas tropicales tratadas con pentaclorofenol en Turrialba
    By: Lavagni-Porras, Elizabeth
    Type: Thesis
    Date: 1982
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  104. Aislamiento y reproducción de hongos antagonistas a plagas del banano y plátano, mediante fermentación en sustrato sólido
    By: Salas-Alvarado, Eduardo - Obregón-Gómez, Miguel Angel - Vargas-Araya, Randall - Araya-Vargas, Mario
    Type: Article
    In: CORBANA Costa Rica
    Volume: v. 34, no. 61, p. 67-94
    Date: 2008
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  105. Aislamiento, selección y caracterización de bacterias ácido lácticas en ensilajes de soya
    By: Tobía-Rivero, Carlos M - Uribe-Lorio, Lidieth - Villalobos-Rodríguez, Enrique - Soto-Murillo, Henry W - Ferris, Isabelle
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    Date: 2003
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  106. Albizia adinocephala Donn. Sm. Britton Rose
    By: Fournier-Origgi, Luis Alberto
    Type: Chapter
    In: Tropical tree seed manual. Vozzo, J.A. ed.
    Date: 2002
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  107. Albizia niopoides Spruce ex Benth. Burkart
    By: Flores-Vindas, Eugenia María
    Type: Chapter
    In: Tropical tree seed manual. Vozzo, J.A. ed.
    Date: 2002
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  108. Aleurodicus talamancensis, a new whitefly species damaging plantation bananas in Costa Rica, with discussion of a montane orchid-feeding population Sternorrhyncha, Aleyrodidae
    By: Martin, Jon H
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    In: Zootaxa
    Volume: no. 843, p. 1-10
    Date: 2005
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  109. Alexander F. Skutch 1904-2004 : una apreciación
    By: Stiles, F. Gary
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    In: Ornitología Colombiana
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    Date: 2005
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  110. Alexander Skutch en cinco imágenes
    By: Hilje-Quirós, Luko
    Type: Article
    In: Revista Comunicación
    Volume: v. 14, no. 26, p. 5-12
    Date: 2005
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  111. Alexander Skutch: naturalista y filósofo
    By: Mata-Jiménez, Alfonso
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    In: Revista Comunicación
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    Date: 2005
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  112. Alfaroa costaricensis Standl
    By: Arnáez-Serrano, Elizabeth - Moreira-González, Ileana
    Type: Chapter
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    Date: 2002
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  113. Algunas características de las corrientes marinas en el Golfo de Nicoya, Costa Rica
    By: Lizano-Rodríguez, Omar G - Alfaro-Martínez, Eric José
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    In: Revista de Biología Tropical
    Volume: v. 52, Suppl. 2, p. 77-94
    Date: 2004
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  114. Algunas relaciones entre las zonas de surgencia del Pacífico Centroamericano y los Océanos Pacífico y Atlántico tropical
    By: Alfaro-Martínez, Eric José - Lizano-Rodríguez, Omar G
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 49, supl. 2, p. 185-193
    Date: 2001
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  115. Algunos aspectos cuantitativos de la meiofauna en la playa fangosa de Punta Morales, Puntarenas: un estudio preliminar
    By: de la Cruz-Malavassi, Elba M
    Type: Thesis
    Date: 1985
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  116. Algunos aspectos de la anatomía de la madera de melina Gmelina arborea Roxb y su relación con las propiedades de secado y durabilidad
    By: Zeledón-Ortiz, Danny
    Type: Article
    In: Kurú: Revista Forestal Costa Rica
    Volume: v. 1, no. 1, p. 1-6
    Date: 2004
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  117. Algunos aspectos de la morfología radicular de Hieronyma [Hyeronima] alchorneoides Pilón
    By: Moreira-González, Ileana - Arnáez-Serrano, Elizabeth
    Type: Article
    In: Tecnología en Marcha
    Volume: v. 22, no. 1, p. 76-80
    Date: 2009
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  118. Algunos aspectos del comportamiento, ciclo de vida, parasitismo y depredación de Caligo mennon, Lepidoptera: Nymphalidae
    By: Canet-Moya, Noemi Margarita
    Type: Thesis
    Date: 1986
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  119. Algunos aspectos epidométricos del jaúl Alnus acuminata HBK O. Ktze en Costa Rica
    By: Gutiérrez-Espeleta, Edgar E - Murillo-Gamboa, Olman - Camacho-Mora, Pablo
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    Date: 1987
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  120. Algunos aspectos sobre la conducta alimentaria de tres especies de Triatominae en condiciones experimentales Hemiptera, Reduviidae
    By: Jirón-Porras, Luis Fernando
    Type: Thesis
    Date: 1975
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  121. Algunos datos sobre historia de la farmacia y la medicina en Costa Rica
    By: González-González, Gonzalo - Carranza-R., Virginia
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    In: Revista de la Universidad de Costa Rica
    Volume: v. 1, p. 63-72
    Date: 1945
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  122. Algunos factores físicos asociados con la captura de peces en Punta Morales, Golfo de Nicoya
    By: Phillips, P.C
    Type: Article
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    Volume: v. 1, no. 1, p. 21-24
    Date: 1984
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  123. Algunos visitantes inesperados
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    In: Zeledonia Costa Rica
    Volume: v. 7, no. 2, p. 15-19
    Date: 2003
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  124. Alimentación y manejo del calostro en el ganado de leche
    By: Elizondo-Salazar, Jorge
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    Volume: v. 18, no. 2, p. 271-281
    Date: 2007
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  125. Aliquandostipite crystallinus, a new ascomycete species from wood submerged in freshwater habitats
    By: Raja, Huzefa A - Ferrer, Astrid - Shearer, Carol A
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    In: Mycotaxon
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    Date: 2005
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  126. Alitocoris, a new genus of Pentatomidae Hemiptera
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    Type: Article
    In: Proceedings of the Entomological Society of Washington
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    Date: 1950
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  127. Alkaloid contents in members of Lycopodiales
    By: Tamayo-Castillo, Giselle - Romero-Chacón, R.M - Rosales-Ovares, Kattia M - Jiménez, A.M - Jiménez-Somarribas, Alberto - Montenegro-Miranda, H.E - Rodríguez-González, Alexander - Vargas-Salazar, Luis Diego
    Type: Article
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    Volume: v. 2, no. 2, p. 155-161
    Date: 2001
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  128. Almacenamiento de carbono en el suelo y la biomasa arbórea en sistemas de usos de la tierra en paisajes ganaderos de Colombia, Costa Rica y Nicaragua
    By: Ibrahim, Muhammad A - Chacón-León, Mario - Cuartas, César A - Naranjo, Juan - Ponce, Guillermo - Casasola-Coto, Francisco
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    Volume: no. 45, p. 27-36
    Date: 2007
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  129. Almacenamiento de recursos y relaciones hídricas de Cochlospermum vitifolium Willdenow Sprengel, Cochlospermaceae
    By: Fallas-Cedeño, Lottie
    Type: Thesis
    Date: 2001
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  130. Almacenamiento de semillas de diferentes especies de orquídeas para su conservación en un banco de germoplasma. I. Maduración, viabilidad y longevidad de semillas
    By: Ossenbach-Kröschel, Claudia - Arce-Portuguéz, Jorge Alejo - Warner-Pineda, Jorge
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    In: Tierra Tropical
    Volume: v. 3, no. 1, p. 37-45
    Date: 2007
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  131. Almacenamiento de semillas de diferentes especies de orquídeas para su conservación en un banco de germoplasma. II. Deshidratación, almacenamiento y pruebas de viabilidad de las semillas
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    Date: 2007
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  132. Almacenamiento y fijación de carbono en ecosistemas forestales
    By: Alfaro-Murillo, María de los Angeles
    Type: Article
    In: Revista Forestal Centroamericana
    Volume: no. 19, p. 9-12
    Date: 1997
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  133. Almacenamiento, fijación de carbono y valoración de servicios ambientales en sistemas agroforestales en Costa Rica
    By: Avila-Vargas, G - Jiménez-Otárola, Francisco - Beer, John W - Gómez, Marianela. - Ibrahim, Muhammad A
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    Volume: v. 8, no. 30, p. 1-4
    Date: 2001
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  134. Almidón de reserva en especies neotropicales de Marattia Marattiaceae-Pteridófitas
    By: Lavalle, María del Carmen - Mengascini, Adriana
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    In: Anales del Jardín Botánico de Madrid
    Volume: v. 64, no. 1, p. 79-85
    Date: 2007
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  135. Along-strike variations in underthrust sediment dewatering on the Nicoya margin, Costa Rica related to the updip limit of seismicity
    By: Spinelli, G.A - Saffer, D.M
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    In: Geophysical Research Letters
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  136. Alteración magnética podría afectar los rumbos en la caverna Corredores
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    Date: 2007
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  137. Alteraciones cardiovasculares y respiratorias en el perro producidas por la administración de dosis subletales de veneno de terciopelo Bothrops atrox por vía intramuscular e intraperitoneal
    By: Morales-Matamoros, Orlando Mauricio
    Type: Thesis
    Date: 1970
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  138. Alternativas de combate del complejo de larvas de jobotos Phyllophaga spp., Anomala spp. y Cyclocephala spp. Col.: Scarabaeidae en fresa Fragaria ananassa
    By: Abarca-Hidalgo, Giselle - Vargas-González, Edgar - Mata-Chinchilla, Rafael A
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    In: Agronomía Costarricense
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    Date: 1992
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  139. Alternativas de manejo de los manglares en el contexto del Pacífico de Centroamérica
    By: Jiménez-Ramón, Jorge A
    Type: Proceeding
    Date: 1993
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  140. Alternativas para el control químico de conde Syngonium podophyllum Schott en banano Musa AAA
    By: Agüero-Alvarado, Renán - Brenes-Prendas, Steven - Rodríguez-Ruiz, Ana María
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    Date: 2008
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  141. Altitudinal zonation of montane oak forests along climate and soil gradients in Costa Rica
    By: Kappelle, Maarten - van Uffelen, J.G
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  142. Altitudinal zonation of montane Quercus forests along two transects in Chirripó National Park, Costa Rica
    By: Kappelle, Maarten - van Uffelen, J.G - Cleef, A.M
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  143. Ambiente y desarrollo en Costa Rica: el debate a principios de los noventa
    By: Fernández-González, Alvaro
    Type: Chapter
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  144. Ambientes protegidos para el almacenamiento temporal y el secado del frijol Phaseolus vulgaris L. en el campo
    By: Gutiérrez-Soto, Marco Vinicio - Chaves-Barrantes, Néstor F - Hernández-Fonseca, Juan Carlos - Araya-Villalobos, Rodolfo - Ureña-Solís, Diego
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    Date: 2009
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  145. The amblypygid genus Phrynus in the Americas Amblypygi, Phrynidae
    By: Quintero, Diomedes
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    In: The Journal of Arachnology
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  146. American bats of the subfamily Emballonurinae
    By: Sanborn, Colin Campbell
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  147. The American species of Canavalia and Wenderothia
    By: Piper, Charles Vancouver
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  148. The American species of Eubosmina Seligo Crustacea, Cladocera
    By: Deevey, Edward S., Jr - Deevey, Georgiana, B
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    In: Limnology and Oceanography
    Volume: v. 16, no. 2, p. 201-218
    Date: 1971
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  149. The American species of the Tiracola plagiata Walker complex Lepidoptera: Noctuidae: Hadeninae
    By: Todd, Edward L - Poole, Robert W
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  150. La Amistad: The kingdom of plants
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  151. The Ammophilini of Costa Rica: An identification guide Hymenoptera: Sphecidae: Sphecinae
    By: Menke, Arnold S
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  152. The amphibian tree of life
    By: Frost, Darrel R. - Grant, T - Faivovich, J - Bain, R.H - Haas, A - Haddad, Célio F. B. (Célio Fernando Baptista) - de Sá, R.O - Channing, A - Wilkinson, M - Donnellan, S.C - Raxworthy, C.J - Campbell, Jonathan A. - Blotto, B.L - Moler, P - Drewes, R.C - Nussbaum, R.A - Lynch, J.D - Green, D.M - Wheeler, W.C
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  153. The amphibians and reptiles of Parque Nacional Carara, a transitional herpetofaunal assemblage in Costa Rica
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  154. The amphibians and reptiles of the Golfo Dulce region
    By: Höbel, Gerlinde
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  155. Amphipoda from Costa Rica
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  156. Ampliación de hábitat de Burhinus bistriatus
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  157. Ampliación del ámbito reproductivo y primer registro de ayudantes en la reproducción del Relicario Habia rubica , en Costa Rica
    By: Sandoval-Vargas, Luis
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  158. Amplification and dampening of soil respiration by changes in temperature variability
    By: Sierra, C.A - Harmon, M.E - Thomann, E - Perakis, S.S - Loescher, H.W
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  159. Anacardium excelsum Bertero Balb. ex Kunth Skeels
    By: Fournier-Origgi, Luis Alberto
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  160. Análise cladística e biogeografia de Ochlerini Heteroptera, Pentatomidae, Discocephalinae
    By: Campos, L.A - Grazia, J
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    Volume: v. 23, no. 1, p. 73-108
    Date: 2007
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  161. Análise do comportamento da pastagem em relaçÆo ao crescimento presente no sub-bosque de reflorestamentos de Pinus caribaea com e sem desbaste, em Turrialba - Costa Rica
    By: Ceccon, Eliane - Acevêdo, Carlos
    Type: Article
    In: Revista Floresta
    Volume: v. 19, no. 1, p. 69-74
    Date: 1989
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  162. Análisis beneficio-costo y cuantificación de la energía invertida en sistemas de caficultura campesina en Puriscal, Costa Rica
    By: Mora-Delgado, Jairo - Ramírez-Martínez, Carlos - Quirós-Madrigal, Olman José
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 30, no. 2, p. 71-82
    Date: 2006
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  163. Análisis comparativo de diferentes dietas en la alimentación de Pterophyllum scalare pez ángel
    By: Campos-Barrantes, Magda Brígida
    Type: Thesis
    Date: 1986
    View Thesis (External)
  164. Análisis comparativo de tres diferentes protocolos de extracción de ácidos nucleicos totales de ayote Cucurbita moschata para el diagnóstico de geminivirus
    By: Hernández-Jiménez, Eduardo
    Type: Thesis
    Date: 2008
    View Thesis (External)
  165. Análisis cualitativo sobre la percepción ambiental en sectores rurales y urbanos de Costa Rica
    By: Arrieta-Murillo, Giovanni - Moya-Montero, Jorge Manuel
    Type: Thesis
    Date: 1989
    View Thesis (External)
  166. Análisis cuantitativos de los principales constituyentes químicos de raíces de Echinacea purpurea y E. agustifolia producidas en Costa Rica
    By: Loaiza-Cárdenas, J.E - Valverde-Castro, Roberto - Rodríguez, G - Molina, J
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 28, no. 2, p. 53-59
    Date: 2004
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  167. Análisis de 12 plantaciones de Toona ciliata en Turrialba, Costa Rica
    By: Otárola-Toscano, A - Whitmore, J.L - Salazar-Figueroa, Rodolfo
    Type: Article
    In: Turrialba
    Volume: v. 26, no. 1, p. 80-85
    Date: 1976
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  168. Análisis de algunos factores que afectan el comportamiento reproductivo de varias razas de cerdos en una piara comercial de la provincia de Heredia, Costa Rica
    By: Aguirre-Rosales, Diego - Sáenz-Chinchilla, Carlos - Camacho-Sandoval, Jorge A - Arroyo-González, Rafael A - Amador-Benavides, Manuel H
    Type: Article
    In: Uniciencia
    Volume: v. 6, no. 1/2, p. 3-8
    Date: 1989
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  169. Análisis de crecimiento del chile jalapeño Capsicum annuum L. cv. Hot , en Alajuela, Costa Rica
    By: Azofeifa-Delgado, Alvaro - Moreira-Araya, Marco Aurelio
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 28, no. 1, p. 57-67
    Date: 2004
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  170. Análisis de crecimiento y absorción de nutrimentos de frutos de mango, cultivares Tommy Atkins y Keith
    By: Fallas-Corrales, Róger Armando - Bersch-Hernández, Floria - Miranda, Enaldo - Henríquez-Henríquez, Carlos
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 34, no. 1, p. 1-15
    Date: 2010
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  171. Análisis de indicadores de rendimiento biológico y económico en la producción de dos híbridos de pollos de engorde alimentados con tres alimentos comerciales
    By: Rodríguez-Zelaya, José - Aguirre-Rosales, Diego - Hidalgo-Villegas, Olga Flora
    Type: Article
    In: Uniciencia
    Volume: v. 10, no. 1-2, p. 31-40
    Date: 1993
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  172. Análisis de la actividad diaria de Aphonopelma seemanni Araneae, Theraphosidae en Costa Rica
    By: Herrero-Acosta, Marco Vinicio - Valerio-Gutiérrez, Carlos E
    Type: Article
    In: The Journal of Arachnology
    Volume: v. 14, no. 1, p. 79-82
    Date: 1986
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  173. Análisis de la cadena productiva del bambú en Costa Rica
    By: Deras, J.E
    Type: Thesis
    Date: 2003
    View Thesis (External)
  174. Análisis de la calidad del recurso hídrico superficial en la subcuenca del río Turrialba, Cartago, Costa Rica
    By: Cuadra-Jirón, W.A
    Type: Thesis
    Date: 2006
    View Thesis (External)
  175. Análisis de la contribución del sector no gubernamental a la conservación in situ de la biodiversidad en Costa Rica, Honduras y Nicaragua, América Central
    By: Beltrán-Sola, Javier - Esser, J
    Type: Article
    Date: 1999
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  176. Análisis de la gestión ambiental en los acueductos rurales de la Zona Norte de Costa Rica
    By: Araya-Rodríguez, Freddy - Carvajal-Alfaro, Vanesa - Carvajal-Godínez, Johan - Navarro-Garro, Alfonso - Estrada-Ugalde, Mauricio - Herrera-Murillo, Jorge - Moreira-Segura, Cristian - Pérez-Murillo, Daniel Francisco
    Type: Article
    In: Tecnología en Marcha
    Volume: v. 23, no. 4, p. 74-85
    Date: 2010
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  177. Análisis de la intervención del plan de mejoramiento ambiental de la parte alta de la cuenca del río Virilla, Costa Rica
    By: Luque-Luque, Nelly
    Type: Thesis
    Date: 2004
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  178. Análisis de la literatura sobre plantas medicinales en Costa Rica 1930-2001
    By: García-González, Mildred - Morales-Sánchez, Carlos O
    Type: Article
    In: Lankesteriana
    Volume: v. 5, no. 1, p. 3-40
    Date: 2005
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  179. Análisis de la producción del maíz en la Región Huetar Atlántica de Costa Rica
    By: Munguía-Ulloa, Sayra
    Type: Article
    In: Uniciencia
    Volume: v. 12, no. 1-2, p. 3-16
    Date: 1995
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  180. Análisis de la vegetación en la franja altitudinal de 800-1500 m.s.n.m. en la vertiente Pacífica del Parque Internacional La Amistad PILA , Costa Rica
    By: Morales-Quirós, J. Francisco - Zamora-Villalobos, Nelson A - Herrera-Fernández, Bernal
    Type: Article
    In: Brenesia
    Volume: no. 68, p. 1-15
    Date: 2007
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  181. Análisis de la viabilidad de la población y del hábitat del manatí Tricherus manatus en la costa del Caribe costarricense
    By: Matamoros-Hidalgo, Yolanda
    Type: Proceeding
    Date: 2006
    View Proceeding (External)
  182. Análisis de las capturas de tiburones y rayas en las pesquerías artesanales de Tárcoles, Pacífico Central de Costa Rica
    By: López-Garro, Andrés - Arauz-Vargas, Randall - Zanella-Cesarotto, Ilena - Le Foulgo, Loic
    Type: Article
    In: Revista de Ciencias Marinas y Costeras
    Volume: v. 1, p. 145-157
    Date: 2009
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  183. Análisis de las referencias sobre acuicultura en Costa Rica 1970-1994
    By: Günther-Nonell, Jorge
    Type: Article
    In: Uniciencia
    Volume: v. 11, no. 1/2, p. 63-79
    Date: 1994
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  184. Análisis de las tendencias del comportamiento y desempeño del sector pesquero en Costa Rica
    By: Mug-Villanueva, Moisés
    Type: Chapter
    In: Octavo informe sobre el estado de la nación en desarrollo humano sostenible
    Date: 2001
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  185. Análisis de los accidentes químico-tecnológicos presentados en la Gran Area Metropolitana durante el período de 1998-2005
    By: Sánchez-Murillo, Ricardo
    Type: Article
    In: Uniciencia
    Volume: no. 24, p. 25-33
    Date: 2010
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  186. Análisis de preferencias para la evaluación de la compatibilidad de actividades turísticas y silvícolas en robledales de la parte alta y media de la cuenca del Río Grande de Orosí, Costa Rica
    By: Otárola-Guerrero, M
    Type: Thesis
    Date: 2001
    View Thesis (External)
  187. Análisis de residuos de plomo en repollo en Costa Rica
    By: Mora-Mora, Luis C - Carazo-Rojas, Elizabeth - Fuentes-González, Gilbert - Constenla-Umaña, Manuel A - Rodríguez-Navarro, Luis Diego
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 8, no. 2, p. 161-165
    Date: 1984
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  188. Análisis de riesgo de inundación por tsunamis en Puntarenas, Costa Rica
    By: Ortiz, M - Fernández-Arce, Mario - Rojas-Quesada, Wilfredo
    Type: Article
    In: Geos Unión Geofísica Mexicana, A.C.
    Volume: v. 21, no. 2, p. 108-113
    Date: 2001
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  189. Análisis de seis poblaciones latinoamericanas de gatos mediante genes del pelaje y marcadores microsatélites
    By: Ruiz-García, M - Alvarez, D
    Type: Article
    In: Acta Zoológica Mexicana Nueva Serie
    Volume: no. 89, p. 261-266
    Date: 2003
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  190. Análisis de tecnologías alternativas para el control del nematodo barrenador del banano Radopholus similis Cobb, Thorne : el caso de la Empresa Agrocomercial EARTH
    By: Martinuz-Guerrero, A.P
    Type: Thesis
    Date: 2005
    View Thesis (External)
  191. Análisis de vulnerabilidad a deslizamientos en el Distrito de Orosi, Provincia de Cartago, Costa Rica
    By: Parra-Pichardo, Y.K
    Type: Thesis
    Date: 2004
    View Thesis (External)
  192. Análisis del comportamiento de 12 especies arbóreas de uso múltiple en Guápiles de Costa Rica
    By: Herrera-Zúñiga, M.E
    Type: Thesis
    Date: 1990
    View Thesis (External)
  193. Análisis del comportamiento de precios de cinco productos hortícolas en Costa Rica de 1999 al 2003
    By: García, Manuel
    Type: Article
    In: Tecnología en Marcha
    Volume: v. 21, no. 2, p. 30-44
    Date: 2008
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  194. Análisis del sistema de pago por Servicios Ambientales en la rentabilidad de una plantación de Gmelina arborea, en la zona Huetar Norte, Costa Rica
    By: Espinoza-Miranda, A
    Type: Article
    In: Strucplan On Line
    Volume: http://www.estrucplan.com.ar/Articulos/verarticuloss.asp?IDArticulo=1133, 14 p
    Date: 2007
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  195. Análisis del sistema de polinización de Inga vera subespecie spuria
    By: Salas-Durán, Sergio
    Type: Thesis
    Date: 1974
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  196. Análisis económico de 14 cultivares de garbanzo, sembrados en Barva de Heredia y San Rafael de Alajuela
    By: Rojas, M - Alvarez-Fernández, María de los Angeles - Aguilar, L
    Type: Article
    In: Uniciencia
    Volume: v. 10, no. 1-2, p. 69-77
    Date: 1993
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  197. Análisis económico para el establecimiento de un proyecto de producción de hongos comestibles Pleurotus ostreatus , en la zona de Atenas, Alajuela
    By: Díaz-Gutiérrez, Carlos
    Type: Article
    In: Tecnología en Marcha
    Volume: v. 17, no. 4, p. 3-14
    Date: 2004
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  198. Análisis electroforético de la hemolinfa de algunas especies de triatóminos Hemiptera: Reduviidae
    By: Zeledón-Araya, Rodrigo - Morúa-Chacón, Elena Isabel
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 11, no. 2, p. 185-195
    Date: 1963
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  199. Análisis espectral de ondas superficiales: aplicación efectiva para la caracterización geológica de ocho sitios distintos de cimentación en Costa Rica
    By: Vargas-Campos, Carlos A - Vargas, Luis A - Coto, Mauricio T
    Type: Article
    In: Revista Geológica de América Central
    Volume: v. 41, p. 37-54
    Date: 2009
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  200. Análisis ex-ante de nuevas alternativas forrajeras en fincas con ganado en sistemas de doble propósito en Perú, Costa Rica y Nicaragua
    By: Holmann, Federico
    Type: Article
    In: Pasturas Tropicales
    Volume: v. 21, no. 2, p. 2-17
    Date: 1999
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  201. Análisis filogenético preliminar del género Lepidozia Hepaticopsida: Lepidoziaceae de Costa Rica
    By: Flores-Sánchez, Nayda
    Type: Article
    In: Métodos en Ecología y Sistemática
    Volume: v. 1, no. 2, p. 1-15
    Date: 2006
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  202. Análisis fisicoquímico de materias primas y sustratos de uso potencial en almácigos de hortalizas
    By: Quesada-Roldán, Gustavo - Méndez-Soto, Carlos H
    Type: Article
    In: Revista de Agricultura Tropical Costa Rica
    Volume: v. 35, p. 1-13
    Date: 2005
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  203. Análisis fisonómico estructural del manglar de Puerto Soley, La Cruz, Guanacaste, Costa Rica
    By: Soto-Soto, Ricardo - Jiménez-Ramón, Jorge A
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 30, no. 2, p. 161-168
    Date: 1982
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  204. Análisis genético de mutaciones clorofílicas inducidas por radiación gamma en Phaseolus vulgaris
    By: Meoño-Bonilla, María Eugenia
    Type: Thesis
    Date: 1974
    View Thesis (External)
  205. Análisis hidrográfico e ictiológico de las capturas realizadas con una red de trampa fija en la Laguna de Gandoca, Limón, Costa Rica
    By: Benavides-Morera, Rosario - Brenes-Rodríguez, Carlos Luis
    Type: Article
    In: Revista de Ciencias Marinas y Costeras
    Volume: v. 2, p. 9-26
    Date: 2010
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  206. Análisis histórico de la clasificación de los Coleoptera Scarabaeoidea o Lamellicornia
    By: Kohlmann, Bert - Morón-Ríos, Miguel A
    Type: Article
    In: Acta Zoologica Mexicana Nueva Serie
    Volume: v. 90, p. 175-280
    Date: 2003
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  207. Análisis multielemental de material foliar por medio de ICP-MS
    By: Alvarado, A.L - Yglesias, J.M - Güell, O
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 29, no. 1, p. 17-27
    Date: 2005
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  208. Análisis multitemporal de cambio de uso del suelo y dinámica del paisaje en el Corredor Biológico Volcánica Central Talamanca, Costa Rica
    By: Brenes-Pérez, Cristian Francisco
    Type: Thesis
    Date: 2009
    View Thesis (External)
  209. Análisis panbiogeográfico de las especies de Heterolinus y Homalolinus Coleoptera: Staphylinidae: Xantholinini
    By: Márquez-Luna, Juan - Morrone, Juan J.
    Type: Article
    In: Acta Zoologica Mexicana Nueva Serie
    Volume: v. 90, p. 15-25
    Date: 2003
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  210. Análisis sobre la estructura y función del Banco Latinoamericano de Semillas Forestales y su importancia para Costa Rica en los programas de reforestación
    By: Mata-Ulloa, Guillermo E
    Type: Thesis
    Date: 1989
    View Thesis (External)
  211. Analysis of Iguana iguana farming systems in Nicaragua, Costa Rica and Panama
    By: Eilers, K - Koops, W.J - Udo, H.M.J - van Keulen, H - Noordhuizen, J.P.T.M
    Type: Article
    In: Interciencia
    Volume: v. 27, no. 11, 599-606, 645-647
    Date: 2002
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  212. Analysis of the leaf essential oil of Stauranthus perforatus from Monteverde, Costa Rica
    By: Schmidt, J.M - Setzer, William N
    Type: Article
    In: Natural Product Communications
    Volume: v. 1, no. 3, . 201-204
    Date: 2006
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  213. Analysis of the leaf litter arthropod fauna of a lowland tropical evergreen forest site La Selva, Costa Rica
    By: Lieberman, S.S - Dock, C.F
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 30, no. 1, p. 27-34
    Date: 1982
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  214. Anatomía micrográfica del folíolo de la palma neotropical Bactris gasipaes Arecaceae
    By: Chaimsohn, Francisco Paulo - Montiel-Longhi, Mayra Brígida - Villalobos-Rodríguez, Enrique - Mora-Urpí, Jorge
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 56, no. 2, p. 951-959
    Date: 2008
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  215. Ancient host-pathogen associations maintained by specificity of chemotaxis and antibiosis
    By: Gerardo, N.M - Jacobs, S.R - Currie, Cameron R - Mueller, U.G
    Type: Article
    In: PLoS Biology
    Volume: v. 4, no. 8, p. 1358-1363
    Date: 2006
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  216. Andisoles, inceptisoles y entisoles de la subcuenca del río Pirrís, región de Los Santos, Talamanca, Costa Rica
    By: Chinchilla-Acuña, Miguel Eduardo - Alvarado-Hernández, Alfredo - Mata-Chinchilla, Rafael A
    Type: Article
    In: Agronomía Costarricense
    Volume: v. 35, no. 1, p. 83-107
    Date: 2011
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  217. Anidación de Charadrius wilsonia en Esterillos
    By: Coto-Camacho, Walter
    Type: Article
    In: Zeledonia Costa Rica
    Volume: v. 11, no. 2, p. 17-19
    Date: 2007
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  218. Animal C/C correlates with trophic level in pelagic food webs
    By: Rau, G.H - Mearns, A.J - Young, D.R - Oson, R.J - Shafer, H.A - Kaplan, I.R
    Type: Article
    In: Ecology
    Volume: v. 64, no. 5, p. 1314-1318
    Date: 1983
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  219. Animals as seed dispersers
    By: Stiles, E.W
    Type: Chapter
    In: The ecology and regeneration in plant communities. Fenner, M. ed.
    Date: 2000
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  220. An annotated check list of Costa Rican cockroaches
    By: Fisk, F.W
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: v. 73, no. 4, p. 431-444
    Date: 1971
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  221. An annotated check list of the world s whiteflies Insecta: Hemiptera: Aleyrodidae
    By: Martin, Jon H - Mound, Laurence A
    Type: Article
    In: Zootaxa
    Volume: no. 1492, p. 1-84
    Date: 2007
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  222. Annotated checklist of marine molluscs collected during the R.V. Victor Hensen Costa Rica Expedition 1993/1994
    By: Cruz-Soto, Rafael Angel
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 44, Suppl. 3, p. 59-67
    Date: 1996
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  223. An annotated list of fishes known to occur in the fresh-water of Costa Rica
    By: Meek, Seth Eugene
    Type: Article
    In: Publications of Field Museum of Natural History. Zoological Series
    Volume: v. 10, no. 10, p. 101-134
    Date: 1914
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  224. Annotated list of species of marine crustaceans Decapoda and Stomatopoda from Golfo Dulce, Costa Rica
    By: Castro-Villalobos, Mauricio - Vargas-Castillo, Rita
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 44, Suppl. 3, p. 87-95
    Date: 1996
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  225. Annual variation in birds and plants of a tropical second-growth woodland
    By: Loiselle, Bette A - Blake, John G
    Type: Article
    In: The Condor
    Volume: v. 96, no. 2, p. 368-380
    Date: 1994
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  226. The anocellate, flightless genus Lojus Mcdonald Heteroptera: Pentatomidae
    By: Thomas, Donald B., Jr
    Type: Article
    In: Annals of the Entomological Society of America
    Volume: v. 90, no. 5, p. 569-574
    Date: 1997
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  227. Anolis Norops pandoensis Savage and Guyer 1998 is a junior synonym of Anolis kemptoni Dunn 1940
    By: Hulebak, E - Poe, S
    Type: Article
    In: Caribbean Journal of Science
    Volume: v. 42, no. 2, p. 268-270
    Date: 2006
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  228. Anopheles Nyssorhynchus anomalophyllus, a new species of Anopheles from Panama and Costa Rica Dipt., Culicidae
    By: Komp, William H. Wood
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: v. 38, no. 7, p. 160-164
    Date: 1936
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  229. The ant Hymenoptera: Formicidae fauna of Cocos Island, Costa Rica
    By: Solomon, Scott E - Mikheyev, Alexander S
    Type: Article
    In: The Florida Entomologist
    Volume: v. 88, no. 4, p. 415-423
    Date: 2005
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  230. Antagonistic pleiotropy for life-history traits at the gene expression level
    By: Bochdanovits, Z - de Jong, G
    Type: Article
    In: Proceedings of the Royal Society of London - Series B: Biological Sciences
    Volume: Suppl. 271, p. S75-S78
    Date: 2004
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  231. Anteproyecto de ley de ordenamiento territorial integral OTI
    By: Barahona-Israel, Rodrigo
    Type: Proceeding
    Date: 1993
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  232. The Anthonomus gibbicrus species group Coleoptera: Curculionidae
    By: Clark, Wayne E
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: v. 96, no. 2, p. 193-198
    Date: 1994
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  233. The Anthonomus guttatus species group Coleoptera: Curculionidae
    By: Clark, Wayne E
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: v. 93, no. 2, p. 262-271
    Date: 1991
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  234. Anthribidae from South and Central America
    By: Jordan, Karl,
    Type: Article
    In: Novitates Zoologicae
    Volume: v. 40, p. 208-261
    Date: 1937
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  235. Anthropogenic change and primate predation risk: Crested Caracaras Caracara plancus attempt predation on mantled howler monkeys Alouatta palliata
    By: McKinney, Tracie
    Type: Article
    In: Neotropical Primates
    Volume: v. 16, no. 1, p. 24-27
    Date: 2009
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  236. Antibodies to Helicobacter pylori in dyspeptic patients, asymptomatic adults, and children from Costa Rica
    By: Bartels-Madrigal, G - Herrera-Echeverría, A - Salas-Chaves, María del Pilar - Sierra-Ramos, Rafaela - Lomonte-Vigliotti, Bruno
    Type: Article
    In: A P M I S Acta Pathologica Microbiologica et Immunologica Scandinavica
    Volume: v. 103, p. 428-432
    Date: 1995
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  237. Antibody neutralization of a myotoxin from the venom of Bothrops asper terciopelo
    By: Lomonte-Vigliotti, Bruno - Gutiérrez-Gutiérrez, José María - Moreno-Robles, Edgardo - Cerdas-Fallas, Luis
    Type: Article
    In: Toxicon
    Volume: v. 25, no. 4, p. 443-449
    Date: 1987
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  238. Antifeedant activity of botanical crude extracts and their fractions on Bemisia tabaci Homoptera: Aleyrodidae adults: I. Gliricidia sepium Fabaceae
    By: Flores, Guillermo - Hilje-Quirós, Luko - Mora-López, Gerardo A - Carballo-Vargas, Manuel
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 56, no. 4, p. 2099-2113
    Date: 2008
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  239. Antifeedant activity of botanical crude extracts and their fractions on Bemisia tabaci Homoptera: Aleyrodidae adults: II. Sechium pittieri Cucurbitaceae
    By: Flores, Guillermo - Hilje-Quirós, Luko - Mora-López, Gerardo A - Carballo-Vargas, Manuel
    Type: Article
    In: Revista de Biología Tropical
    Volume: v. 56, no. 4, p. 2115-2029
    Date: 2008
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  240. Antifeedant activity of botanical crude extracts and their fractions on Bemisia tabaci Homoptera: Aleyrodidae adults: III. Quassia amara Simaroubaceae
    By: Flores-Marchena, Guillermo - Hilje-Quirós, Luko - Mora-López, Gerardo A - Carballo-Vargas, Manuel
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  241. Antihypertensive effect of Cecropia obtusifolia Moraceae leaf extract on rats
    By: Salas-Herrera, I.G - Brenes-Brenes, J.R - Morales-Matamoros, Orlando Mauricio
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  242. Antimicrobial activity of myotoxic phospholipases A2 from crotalid snake venoms and synthetic peptide variants derived from their C-terminal region
    By: Santamaría-Quesada, C.M - Larios, S - Angulo-Ugalde, Yamileth - Pizarro-Cerdá, J - Gorvel, J.P - Moreno-Robles, Edgardo - Lomonte-Vigliotti, Bruno
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  243. Anting by some Costa Rican birds
    By: Skutch, Alexander F
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  244. Ants and foraging behavior of the Collared Forest-Falcon
    By: Mays, N.M
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    Volume: v. 97, no. 2, p. 231-232
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  245. Ants of the Islas Murciélago: an inventory of the ants on tropical dry forest islands in northwest Costa Rica
    By: Jacobs, Jennifer M - Longino, John T - Joyce, Frank J
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  246. Ants on Cecropia trees in urban San José, Costa Rica
    By: Wetterer, James K
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  247. Aphids Homoptera: Aphididae of potential importance on Citrus in the United States with illustrated keys to species
    By: Stöetzel, Manya B
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    Volume: v. 96, no. 1, p. 74-90
    Date: 1994
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  248. Apionidae from North and Central America. Part 5. Description of genus Apionion and 4 new species Coleoptera
    By: Kissinger, D.G
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    Date: 1998
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  249. Apionidae from North and Central America. Part 6. Description of new species of Apionion Kissinger, Coelocephalapion Wagner and Trichapion Wagner Coleoptera
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  250. Aplicabilidad de la legislación y las normas de certificación en sistemas agroforestales de café SAFC en Costa Rica y sus efectos en la rentabilidad del productor
    By: Moreno-Sánchez, César Augusto
    Type: Thesis
    Date: 2008
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  251. Aplicación de análisis multivariado al campo de anomalías de precipitación en Centroamérica
    By: Alfaro-Martínez, Eric José - Soley, F.J
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  252. Aplicación de la programación simplificada en una finca de San Rafael de Alajuela
    By: Morales-M., E - Murcia, H.H
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  253. Aplicación de la tecnología de membranas en el tratamiento de algunos residuos líquidos altamente peligrosos
    By: Calvo-Brenes, Guillermo - Mora-Molina, Jesús - Quesada-Kimsey, Jaime - Quesada-Carvajal, Hilda
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  254. Aplicación de la tomografía axial computarizada para la detección de bolsas de humedad en madera seca de Gmelina arborea Roxb.
    By: Moya-Roque, Róger - Muñoz-Acosta, Freddy Alfonso - Escalante, Iván
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    Volume: v. 24, no. 2, p. 183-196
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  255. Aplicación de técnicas quimiométricas para clasificar la calidad de agua superficial de la microcuenca del río Bermúdez en Heredia, Costa Rica
    By: Herrera-Murillo, Jorge - Rodríguez-Román, Susana - Solís-Torres, Ligia Dina - Castro-Delgado, Francisco
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  256. Aplicación del Modelo de Barbaro et al. para el cálculo de la radiación solar global por medio de estimaciones de las componentes directa y difusa, en Limón y Puntarenas, Costa Rica, para el período 1970-1972
    By: Wright-Gilmore, Jaime
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    In: Uniciencia
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  257. Aporte de biomasa y reciclaje de nutrientes en seis sistemas agroforestales de café Coffea arabica var. Catura , con tres niveles de manejo
    By: Romero-López, S.A
    Type: Thesis
    Date: 2006
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  258. Aportes al conocimiento del manejo del complejo mosca blanca-geminivirus en Costa Rica
    By: Ramírez-Fonseca, Pilar - Zúñiga-Vega, Claudia María
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    In: Manejo Integrado de Plagas y Agroecología
    Volume: no. 68, p. 77-84
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  259. Aportes científicos de un botánico universal: Luis Diego Gómez Pignataro 1944-2009
    By: Morales-Sánchez, Carlos O
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    Volume: no. 73/74, p. 1-14
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  260. Los aportes de la bioprospección realizada por el INBio
    By: Guevara-Fernández, Ana Lorena
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    Volume: no. 100, p. 7-9
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  261. Apparent stimulatory function of species-specific male genitalic setae in Aelurus septentrionalis Hymenoptera: Tiphiidae
    By: Eberhard-Crabtree, William G
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  262. An apparently new Chordeiles from Costa Rica
    By: Cherrie, George Kruck
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    In: The Auk
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  263. Application of 1-M and 4-M resolution satellite data to ecological studies of tropical rain forests
    By: Clark, David B - Read, J.M - Clark, M.L - Murillo-Cruz, A - Fallas-Dotti, M - Clark, Deborah A
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  264. Application of diffusion approximation for risk assessments of sea turtle populations
    By: Snover, Melissa L - Heppell, Selina S
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  265. Aprovechamiento sostenible de Madera de Cordia alliodora y Cedrella odorata de regeneración natural en cacaotales y bananales de indígenas de Talamanca, Costa Rica
    By: Suárez-Islas, A
    Type: Thesis
    Date: 2001
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  266. Aprovechamiento, rendimiento maderable y carbono perdido en los residuos de Cordia alliodora de regeneración natural en cacaotales Theobroma cacao y bananales Musa AAA cv. Gros Michel de Talamanca, Costa Rica
    By: Polidoro, Beth A - Winowiecki, Leigh - Calero, W - Botina, A - Chalaca, D
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    In: Agroforestería en las Américas
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  267. Aptrootia Dothideomycetes: Trypetheliaceae , a new genus of pyrenocarpous lichens for Thelenella terricola
    By: Lücking, Robert - Lumbsch, Helge Thorsten - Sipman, Henricus J.M - Umaña-Tenorio, Loengrin - Chaves-Chaves, José Luis
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  268. Apuntaciones sobre el clima y geografía de la República de Costa Rica. IV. Resultado de las observaciones practicadas en el año de 1889
    By: Pittier-Dormond, Henri Francois
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    In: Anales del Instituto Físico-geográfico Nacional Costa Rica
    Volume: Tomo 2, 2¦. Parte, p. 163-175
    Date: 1890
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  269. Apuntes sobre el Volcán Rincón de la Vieja
    By: Tristán-Fernández, José Fidel
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  270. Aquatic insect diversity of Costa Rica: state of knowledge
    By: Springer-Springer, Monika
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  271. An aquatic spittle bug Homoptera: Cercopidae from a Heliconia flower bract in southern Costa Rica
    By: Fish, D
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  272. Aquatic vascular plants of Palo Verde National Park, Costa Rica
    By: Crow, Garrett E. - Rivera-Luther, Dora Ingrid
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  273. Arboles dispersos en potreros de fincas ganaderas en un ecosistema seco de Costa Rica
    By: Esquivel, H - Ibrahim, Muhammad A - Harvey, Celia A - Villanueva-Najarro, Cristóbal - Benjamin, Tamara Jo - Sinclair, Fergus L
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  274. Arboles remanentes en potreros de Costa Rica: ¨Herramientas para la conservación?
    By: Harvey, Celia A - Haber, William A - Solano, R - Mejías, F
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  275. Arboreal beetles of neotropical forests: Agra Fabricius, the cayennensis complex Coleoptera: Carabidae: Lebiini: Calleidina
    By: Erwin, Terry L
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    Volume: v. 33, p. 17-21
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  276. Arboreal beetles of Neotropical forests: taxonomic supplement for the Agra virgata and ohausi groups with a new species and additional distribution records Coleoptera: Carabidae
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  277. Are daily mortality rates for real and artificial clutches comparable?
    By: Lindell, Catherine A - Cohen, Emily B - Fritz, J.S
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  278. Are lizard population sizes unusually constant through time?
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  279. Are scarlet macaws Ara macao and mealy parrots Amazona farinosa redundant predispersal seed predators? Evidence from the Osa Peninsula, Costa Rica
    By: Riba-Hernández, José Pablo
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  280. Areas of endemism and distribution patterns for Neotropical Piper species Piperaceae
    By: Quijano-Abril, M.A - Callejas-Posada, Ricardo - Miranda-Esquivel, D.R
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  281. Arils as food of tropical American birds
    By: Skutch, Alexander F
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  282. El arrecife coralino de Punta Cocles, costa Caribe de Costa Rica
    By: Fernández-García, Cindy - Alvarado-Barrientos, Juan José
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  283. El arrecife coralino del Parque Nacional Cahuita: un arrecife con problemas ambientales
    By: Cortés-Núñez, Jorge
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  284. Arrecifes coralinos de la costa atlántica de Costa Rica
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  285. Los arrecifes coralinos del Golfo Dulce, Costa Rica: aspectos geológicos
    By: Cortés-Núñez, Jorge
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  286. Arrecifes coralinos del Oligoceno Superior-Mioceno Inferior, Turrialba, Costa Rica
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    Volume: v. 49, Suppl. 2, p. 203-213
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  287. Arrecifes y ambientes coralinos de Bahía Culebra, Pacífico de Costa Rica: aspectos biológicos, económico-recreativos y de manejo
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  288. Arrecifes y comunidades coralinas
    By: Alvarado-Barrientos, Juan José - Fernández-García, Cindy - Nielsen-Muñoz, Vanessa
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  289. Arrozales son humedales para aves en Palo Verde
    By: Hurtado-Astaiza, Johanna
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  290. Articulación de metodologías de evaluación como base para la formulación del Plan Maestro Integral de la microcuenca del río Nimboyores y su área de influencia, Guanacaste, Costa Rica
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  291. Ascid mites Acari: Mesostigmata: Ascidae from Costa Rican hummingbirds Aves: Trochilidae , with description of three new species and a key to the Proctolaelaps belemensis species group
    By: Dusbabek, Frantisek - Literák, Ivan - Capek, Miroslav - Havlícek, Martin
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    In: Zootaxa
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  292. El aserrío de Dialium guianense Aubl Sandwith en Costa Rica
    By: García-Sandí, R - Moya-Roque, Róger
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  293. An Asian ambrosia beetle, Ambrosiodmus lewisi, new to North America Coleoptera: Scolytidae
    By: Hoebeke, E. Richard
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    Volume: v. 93, no. 2, p. 420-424
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  294. Asignación de recursos, satisfacción del visitante, administración y manejo de parques nacionales en Costa Rica, Honduras y Nicaragua
    By: Aguirre-González, Juan Antonio
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    In: PASOS: Revista de Turismo y Patrimonio Cultural
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  295. La asociación bentónica del bivalvo miocénico Nuculana fundationis: Indice de condiciones disaeróbicas en sedimentos clásticos finos
    By: Fischer, Rudolf - Aguilar-Alvarez, Teresita
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    In: Revista Geológica de América Central
    Volume: v. 18, p. 65-76
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  296. Asociación de áfidos Aphididae en Costa Rica, su diversidad e interacciones tróficas con especies parasitoides Braconidae: Aphidiinae e hiperparasitoides Hymenoptera
    By: Zamora-Mejías, Daniel
    Type: Thesis
    Date: 2010
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  297. Asociación del polimorfismo del codon 72 del gen p53 con el riesgo de cáncer gástrico en una población de alto riesgo de Costa Rica
    By: Alpízar-Alpízar, Warner - Sierra-Ramos, Rafaela - Cuenca-Berger, Patricia - Une-Clas, Allan - Mena-Umaña, Fernando - Pérez-Pérez, Guillermo I
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  298. Asociación entre coleópteros de la familia Passalidae y hormigas
    By: Hendrichs, Jorge - Reyes-Castillo, Pedro
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  299. La asociación entre suicidabilidad y el polimorfismo del gen transportador de serotonina en una muestra de pacientes con esquizofrenia del Valle Central de Costa Rica
    By: Hernández-Salón, Sandra Liliana
    Type: Thesis
    Date: 2009
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  300. Aspecten van de teakteelt in Costa Rica 1
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    Type: Article
    In: Nederlands Bosbouwtijdschrift
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  301. Aspectos biomédicos de cuatro casos de mordedura de serpiente por Lachesis muta Ophidia: Viperidae en Costa Rica
    By: Bolaños-Herrera, Róger - Rojas, O - Ulloa-Flores, C.E
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    In: Revista de Biología Tropical
    Volume: v. 30, no. 1, p. 53-58
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  302. Aspectos biométricos del bagre Arius furthii Steindchner Pisces: Ariidae , colectado en Punta Morales, Golfo de Nicoya, Costa Rica
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  303. Aspectos climatológicos relacionados a la morfodinámica externa en la zona de Puriscal, Costa Rica
    By: Vahrson, Wilhelm Günther - Cervantes-Umaña, Carlos - Arauz-Beita, Ileana Isabel - Chacón, Ruthnia - Alfaro-Sánchez, Marvin - Palacios-Alvarez, Gilberto - Hernando-Echeverría, Ligia I
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  304. Aspectos de la biología floral del pejibaye Bactris gasipaes H.B.K. y sus posibles aplicaciones genéticas
    By: Solís-Fallas, Emilia María
    Type: Thesis
    Date: 1979
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  305. Aspectos ecológicos de la distribución de las tortugas terrestres y semiacuáticas en el Valle Central de Costa Rica
    By: Acuña-Mesén, Rafael A - Castaing-Riba, Alvaro - Flores, F
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  306. Aspectos morfológicos de Cedrela odorata Linnaeus cedro amargo , Meliaceae
    By: Arnáez-Serrano, Elizabeth
    Type: Thesis
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  307. Aspectos morfológicos de los conos de escoria de Costa Rica
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  308. Aspectos relevantes en la biología de Cetengraulis mysticetus Günther Pisces: Engraulidae en el Golfo de Nicoya, Costa Rica
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  309. Assessing access to potable water in rural communities in Costa Rica
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  310. Assessing the growth of tropical rain forest trees: Issues for forest modeling and management
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  311. Assessing the value of DNA barcodes and other priority gene regions for molecular phylogenetics of Lepidoptera
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  312. Asthma admissions and weather conditions in Costa Rica
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  313. Astronium graveolens Jacq
    By: Marín-Méndez, Walter - Flores-Vindas, Eugenia María
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  314. Astyanax cocibolca, a new characid Pisces: Ostariophysi from Lake Nicaragua, Central America
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  315. Ataque de las polillas Scrobipalpopsis solanivora y Phthorimaea operculella Lepidopera, Gelechiidae y su relación con la fenología de la papa, en Cartago, Costa Rica
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  316. The Atelines: variations in ecology, behavior, and social organization
    By: Di Fiore, Anthony - Campbell, Christina J
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  317. Atelopus varius Variable harlequin frog and Atelopus zeteki Panamanian golden frog . Ectoparasites
    By: Richards, C.L - Karraker, N.E - Griffith, E.J - Robbins, R.G
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  318. El atlas etnoecológico de México y Centroamérica: Fundamentos, métodos y resultados
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  319. Atmospheric deposition and net retention of ions by the canopy in a tropical montane forest, Monteverde, Costa Rica
    By: Clark, Kenneth L - Nadkarni, Nalini M - Schaefer, D - Gholz, H.L
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