Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1902)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1904)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1905)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1906)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1910)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1911)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1912)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1914)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1913)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1915)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1916)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1921)

Bibliography of arthropod chemosterilants - United States. Agricultural Research Service. (Agricultural Research Service, U.S. Dept. of Agriculture, 1976)

A bibliography of nicotine - United States. Office of Experiment Stations. ([United States Department of Agriculture, Bureau of Entomology and Plant Quarantine], 1936)

A bibliography of quassia - United States. Office of Experiment Stations. ([U.S. Dept. of Agriculture, Bureau of Entomology and Plant Quarantine], 1939)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1889)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1890)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1895)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1896)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1901)

Bibliotheca historico-naturalis. Verzeichniss der bücher über naturgeschichte, welche in Deutschland, Scandinavien, Holland, England, Frankreich, Italien und Spanien in den jahren 1700-1846 erschienen sind - Engelmann, Wilhelm, 1808 -1878 (W. Engelmann; [etc.,etc.], 1846)

Bibliotheca zoologica [I] Verzeichniss der schriften ©ơber zoologie, welche in den periodischen werken enthalten und vom jahre 1846-1860 selbst©Þndig erschienen sind. Mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1861)

Bibliotheca zoologica [I] Verzeichniss der Schriften über zoologie, welche in den Periodischen werken enthalten und vom Jahre 1846-1860 selbständig erschienen Sind - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1861)

Bibliotheca zoologica II. verzeichness der schriften über zoologie welche in den periodischen werken enthalten und vom jahre 1861-1880 selbständig erschienen sind, mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (Wilhelm Engelmann, 1887)

Bibliotheca zoologica II. verzeichness der schriften über zoologie welche in den periodischen werken enthalten und vom jahre 1861-1880 selbständig erschienen sind, mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (Wilhelm Engelmann, 1889)

Biennial report of the Montana State Board of Horticulture to the Legislative Assembly of the state of Montana for the years - Montana. State Board of Horticulture. (Montana State Board of Horticulture], 1900)

Bihang till Kongl. Svenska vetenskaps-akademiens handlingar - Kungl. Svenska vetenskapsakademien. (K. Svenska vetenskaps-akademien, 1901)

Bilder-Atlas zum Conversations-Lexicon. Ikonographische Encyklopädie der Wissenschaften und Künste - Heck, J. G. (Johann Georg), 1857 (F.A. Brockhaus, 1849)

La biodiversidad en Colima estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2016)

Biologia Centrali-Americana :zoology, botany and archaeology - Godman, Frederick Du Cane, 1834 -1919 (Published for the editors by R. H. Porter], 1886)

The biologic and economic assessment of chlordimeform : a report of the chlordimeform assessment team to the special review of chlordimeform - United States. Environmental Protection Agency. (U.S. Dept. of Agriculture, 1986)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1899)

The biologist's handbook of pronunciations - Jaeger, Edmund C. (Edmund Carroll) 1887 -1983 (Thomas, 1960)

Biology code of the Chemical-Biological Coordination Center - National Research Council (U.S.). Chemical-Biological Coordination Center. (1960)

Biology for everyman - Thomson, J. Arthur (John Arthur), 1861 -1933 (J. M. Dent & sons ltd, 1934)

Biology, spatial distribution, and control of Oligonychus (Oligonychus) ilicis (McGregor) (Acarina: Tetranychidae on Ilex crenata 'Hetzii' - Childs, Gail Hutchison, 1946 - (1980)

BIOS (1913)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1903)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1920)

Boll weevil "Anthonomus grandis" Boheman : abstracts of research publications 1960-80 - Parencia, C. R. (U.S. Dept. of Agriculture, Agricultural Research Service, 1985)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1873)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1877)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1878)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1880)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1883)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1885)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1888)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1889)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1891)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1902)

Bonplandia. Zeitschrift für die gesammte Botanik - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (C. Rmpler, 1861)

The Book of gardening; a handbook of horticulture - Drury, William D., 1857 -1928 (L. U. Gill, 1900)

The book of the rose - Foster-Melliar, Andrew, 1841 -1904 (Macmillan, 1910)

Botanical abstracts - Board of Control of Botanical Abstracts. (Williams & Wilkins Co, 1920)

The botanical magazine = Shokubutsugaku zasshi - Nihon Shokubutsu Gakkai. (Tokyo Botanical Society, 1892)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1895)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1900)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1902)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1905)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1916)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1919)

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The Bradley bibliography; a guide to the literature of the woody plants of the world published before the beginning of the twentieth century - Sargent, Charles Sprague, 1841 -1927 (Riverside Press, 1911)

British Oribatidæ - Michael, Albert Davidson, 1836 -1927 (The Ray Society, 1884)

British vegetable galls, an introduction to their study - Connold, Edward T., 1862 -1910 (E. P. Dutton, 1902)

British vegetable galls, an introduction to their study - Connold, Edward T., 1862 -1910 (Hutchinson & co, 1901)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1895)

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Bulletin - Porto Rico Agricultural Experiment Station. (G.P.O, 1950)

Bulletin - United States National Museum (G.P.O, 1969)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1887)

Bulletin - University of Arizona. Agricultural Experiment Station. (Agricultural Experiment Station, University of Arizona, 1890)

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Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1885)

Bulletin de la Société vaudoise des sciences naturelles - Société vaudoise des sciences naturelles. (Blanchard, 1882)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1911)

Bulletin de la Société entomologique de France - Société entomologique de France. (La Société, 1906)

Bulletin de la Société entomologique de France - Société entomologique de France. (La Société, 1921)

Bulletin de la Société nationale d'acclimatation de France - Société nationale d'acclimatation de France (Société nationale d'acclimatation de France, 1909)

Bulletin des séances et bulletin bibliographique de la Société entomologique de France - Société entomologique de France. (Société entomologique de France, 1885)

Bulletin des séances et bulletin bibliographique de la Société entomologique de France - Société entomologique de France. (Société entomologique de France, 1889)

Bulletin des séances de la Société entomologique de France - Société entomologique de France. (Société entomologique de France, 1877)

Bulletin des séances de la Société entomologique de France - Société entomologique de France. (Société entomologique de France, 1881)

Bulletin du département de l'agriculture aux indes néerlandaises - Dutch East Indies. Departement van Landbouw. (Impr. du dpartement, 1907)

Bulletin du département de l'agriculture aux indes néerlandaises - Dutch East Indies. Departement van Landbouw. (Impr. du dpartement, 1909)