Flowers and insects : contributions to an account of the ecological relations of the entomophilous flora and the anthophilous insect fauna of the neighborhood of Carlinville, Illinois, 1889-1896 - Robertson, Charles, 1858 - (1896)

Forage crops other than grasses - Shaw, Thomas, 1843 -1918 (Orange Judd company, 1900)

Forage crops other than grasses : how to cultivate, harvest and use them - Shaw, Thomas, 1843 -1918 (Orange Judd company, 1900)

Forage crops other than grasses : how to cultivate, harvest and use them - Shaw, Thomas, 1843 -1918 (Orange Judd Co, 1912)

Forage plants and their culture - Piper, Charles V. (Charles Vancouver), 1867 -1926 (The Macmillan company, 1914)

Foraging selectivity in adult butterflies : morphological, ecological, and physiological factors affecting flower choice - May, Peter Gregory, 1955 - (1985)

Forest and stream ([Forest and Stream Publishing Co.], 1880)

Forhandlinger i Videnskabs-selskabet i Christiania - Norske videnskaps-akademi i Oslo. ([Trykt hos Brøgger & Christie, 1882)

Form und Formel im Tierreiche. Beiträge zu einer quantitativen Biologie I - XX - Przibram, Hans, 1874 -1944 (F. Deuticke, 1922)

Fossil butterflies - Scudder, Samuel Hubbard, 1837 -1911 (F.W. Putnam, 1875)

Die fossilen insekten und die phylogenie der rezenten formen; ein handbuch für paläontologen und zoologen - Handlirsch, Anton, 1865 -1935 (W. Engelmann, 1906)

Die fossilen insekten und die phylogenie der rezenten formen; ein handbuch für paläontologen und zoologen - Handlirsch, Anton, 1865 -1935 (W. Engelmann, 1908)

Foundations of biology - Woodruff, Lorande Loss, 1879 -1947 (Macmillan, 1931)

Fr. Berge's Schmetterlingsbuch nach dem gegenwärtigen Stande der Lepidopterologie neu bearb. und hrsg. von Professor Dr. H. Rebel - Rebel, H. (Hans), 1861 - (E. Schweizerbart, 1910)

Frail children of the air : excursions into the world of butterflies - Scudder, Samuel Hubbard, 1837 -1911 (Houghton, Mifflin and Company, 1895)

Frail children of the air; excursions into the world of butterflies - Scudder, Samuel Hubbard, 1837 -1911 (Houghton, Mifflin and Company, 1897)

Frail children of the air; excursions into the world of butterflies - Scudder, Samuel Hubbard, 1837 -1911 (Houghton, Mifflin and company, 1895)

The Garden: an illustrated weekly journal of gardening in all its branches (1900)

Garden foes : insect, animal and fungoid pests injurious to fruit and vegetable crops, hardy plants, trees, shrubs and greenhouse plants, with all the latest remedies for their eradication - Sanders, T. W. (Thomas William), 1855 -1926 (W.H. & L. Collingridge, 1910)

The Gardener's monthly and horticulturist (Charles H. Marot, 1884)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1916)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1870)

Gardening for the South; or, How to grow vegetables and fruits - Camak, James. (B. F. Johnson, 1901)

The gardening world illustrated : a weekly paper exclusively devoted to all branches of practical gardening (Brian Wynne, 1894)

Die Gartenwelt - Hesdörffer, Max, 1863 -1920 (G. Schmidt, 1921)

Geelong naturalist : journal of the Geelong Field Naturalists Club. Vol. 1-31 (1964-1995) - Geelong Field Naturalists Club (The Club, 1978)

Geelong naturalist : journal of the Geelong Field Naturalists Club. Vol. 1-31 (1964-1995) - Geelong Field Naturalists Club (The Club, 1991)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2007)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2009)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2010)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2011)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2017)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2019)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2020)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2021)

Geelong Naturalist : monthly magazine of the Geelong Field Naturalists Club - Geelong Field Naturalists Club (The Club, 2023)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1959)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1960)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1961)

General index and supplement to the nine reports on the insects of Missouri - United States Entomological Commission. (Govt. Print. Off, 1881)

General index to reports of the State Entomologist of Connecticut, 1901-1925 - Britton, Wilton Everett, 1868 -1939 (Connecticut Agricultural Experiment Station, 1926)

General index to the reports and bulletins of the experimental farms of the Dominion of Canada, 1887-1901 - Dominion Experimental Farms; Stations (Canada) (Printed by S.E. Dawson, printer to the King's Most excellent Majesty, 1902)

The general status of Alberta wild species 2000 - Alberta. Alberta Environment. (Alberta Environment, 2001)

The general status of Alberta wild species 2005 - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, 2005)

General zoology - Wieman, Harry Lewis, 1883 - (McGraw-Hill book company, inc, 1938)

Die geographische Verbreitung der Schmetterlinge Deutschlands und der Schweiz. Nebst Untersuchungen über die geographischen Verhältnisse der Lepidopterenfauna dieser Länder überhaupt - Speyer, Adolf, 1812 -1892 (W. Englemann, 1858)

Geschlecht und Geschlechter im Tierreiche - Meisenheimer, Johannes, 1873 -1933 (G. Fischer, 1921)

Giornale di scienze naturali ed economiche - Istituto tecnico di Palermo. (Istituto tecnico di Palermo, 1879)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1951)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1940)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1981)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2004)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2016)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2021)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1887)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1901)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1916)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1921)

Grasses of North America - Beal, W. J. (William James), 1833 -1924 (H. Holt, 1887)

Grasses of North America chapters on the physiology, composition, selection, improving and cultivation of grasses, management of grass lands, also chapters on clovers, injurious insects and fungi - Beal, W. J. (William James), 1833 -1924 (H. Holt, 1896)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1945)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1986)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1989)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1996)

Die Grossschmetterlinge der Erde : eine systematische Bearbeitung der bis jetzt bekannten Grossschmetterlinge - Seitz, Adalbert, 1860 -1938 (Verlag des Seitzschen Werkes (Alfred Kernen), 1909)

Grundzüge der Zoologie zum Gebrauche an Universitäten und höhern Lehranstalten : Leitfaden zur Einführung in das wissenschaftliche Studium der Zoologie - Claus, Carl, 1835 -1899 (N.G. Elwert'sche Universitäts- Buchhandlung, 1868)

Grundzüge der Zoologie. Zum Gebrauche an Universitäten und hoheren Lehranstalten sowie qum Selbststudium - Claus, Carl, 1835 -1899 (W.G Elevert'sche Verl, 1876)

Grundzüge der Zoologie. Zum gebrauche an universitäten und höheren lehranstalten sowie zum selbststudium - Claus, Carl, 1835 -1899 (N.G. Elwert, 1872)

guang sheng wu xue - Smith, Kendric C. (ke xue chu ban she, 1984)

Guide de l'élève et du practicien pour les travaux pratiques de micrographie, comprenant la technique et les applications du microscope ... - Beauregard, H. (Henri), 1851 -1900 (C. Masson, 1880)

Guide leaflet - American Museum of Natural History (The Museum, 1901)

Guide leaflet - American Museum of Natural History (The Museum, 1914)

Guide to crop protection in Alberta Part 2 Non chemical - Alberta. Crop Protection Branch. (Alberta Agriculture, 1988)

Guide to the invertebrates of the synoptic collection in the Museum of the Boston society of natural history - Sheldon, J. M. Arms (Jennie Maria Arms), 1852 -1938 (The Society, 1905)

Guide to the invertebrates of the synoptic collection in the Museum of the Boston society of natural history - Boston Society of Natural History. Museum. (The Society, 1905)

A guide to the natural history of the Isle of Wight : a series of contributions by specialists relating to the various branches of natural history and kindred subjects - Morey, Frank, 1858 -1925 (The County Press, 1909)

Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's book agency; [etc.,etc.], 1869)

Guide to the study of insects and a treatise on those injurious and beneficial to crops : for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt, 1878)

Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's Agency; [etc., etc.], 1874)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1889)

The gypsy moth. Porthetria dispar (Linn.). A report of the work of destroying the insect in the commonwealth of Massachusetts, together with an account of its history and habits both in Massachusetts and Europe - Fernald, C. H. (Charles Henry), 1838 -1921 (Wright & Potter Printing Co, 1896)

Habit and instinct - Morgan, C. Lloyd (Conwy Lloyd), 1852 -1936 (E. Arnold, 1896)

Half-hours with insects - Packard, A. S. (Alpheus Spring), 1839 -1905 (Estes & Lauriat, 1873)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1876)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1877)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1882)

A hand-book to the order Lepidoptera - Kirby, W. F. (William Forsell), 1844 -1912 (E. Lloyd, 1896)

A handbook of British butterflies, being an outline of the distribution of all the British butterflies together with their food plants, times of appearance, and favorite places of resort - Charnley, J. R. (Simpkin, Marshall, Hamilton, Kent, 1902)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)