Field book of insects, with special reference to those of northeastern United States, aiming to answer common questions - Lutz, Frank Eugene, 1879 -1943 (G.P. Putnam's sons, 1918)

Field book of insects, with special reference to those of northeastern United States, aiming to answer common questions - Lutz, Frank Eugene, 1879 -1943 (G. P. Putnam, 1921)

Fifth report of the United States Entomological Commission : being a rev. and enl. ed. of Bulletin no. 7, on insects injurious to forest and shade trees - Packard, A. S. (Alpheus Spring), 1839 -1905 (G.P.O, 1890)

Fifth report of the United States Entomological Commission, being a revised and enlarged edition of Bulletin no. 7, on insects injurious to forest and shade trees - Packard, A. S. (Alpheus Spring), 1839 -1905 (Govt. Print. Off, 1890)

Final report. v. 1-8 - New Jersey Geological Survey. (1917)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1840)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1855)

Flora de Veracruz (Instituto de Ecología, AC, 1988)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 1999)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1855)

Forest entomology - Gillanders, A. T. (Alexander Thomson), 1859 -1916 (W. Blackwood, 1908)

Forest entomology - Gillanders, A. T. (Alexander Thomson), 1859 -1916 (W. Blackwood and Sons, 1908)

Forest entomology - Gillanders, A. T. (Alexander Thomson), 1859 -1916 (W. Blackwood and sons, 1912)

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Forest insect and disease conditions in the United States 1979 - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, 1981)

Forest insect conditions in the intermountain and northern Rocky Mountain states during 1959 - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, 1960)

Forest insect conditions in the United States - United States. Forest Service. (Forest Service, U.S. Dept. of Agriculture, 1966)

Forest insect conditions in the United States - United States. Forest Service. (Forest Service, U.S. Dept. of Agriculture, 1967)

The forest insect situation in the Lake States in 1953 - MacAloney, Harvey John, 1896 - (U.S. Dept. of Agriculture, Forest Service, Lake States Forest Experiment Station, 1954)

Forest Lepidoptera of southern Ontario and their parasites, received and reared at the Ottawa Forest Insect Survey Laboratory from 1937 to 1948 - Canada. Department of Agriculture. Forest Biology Division. (1952)

Forest pest conditions in the northeast - United States. Forest Service. Division of State; Private Forestry. Northeastern Area. (Pa., U.S. Dept. of Agriculture, Forest Service, Northeastern Area, State and Private Forestry, 1975)

Forest pest conditions in the northeast - United States. Forest Service. Division of State; Private Forestry. Northeastern Area. (Pa., U.S. Dept. of Agriculture, Forest Service, Northeastern Area, State and Private Forestry, 1976)

Forest pest management in the People's Republic of China - McFadden, M. W. (Max W.), 1936 - (United States Dept. of Agriculture, Office of International Cooperation and Development, 1982)

The Forest worker - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, 1924)

The forester : a practical treatise on British forestry and arboriculture for landowners, land agents, and foresters - Nisbet, John, 1853 -1914 (W. Blackwood and Sons, 1905)

Forestry - Schwappach, Adam Friedrich, 1851 -1932 (Aldine House, J.M. Dent, 29 & 30 Bedford Street, London, 1904)

Forestry - Nobbs, Eric Arthur (J. M. Dent & co, 1904)

Forestry for woodmen - Hanson, C. O. (At the Clarendon press, 1911)

Forestry for woodmen - Hanson, Clarence Oldham. (Clarendon press, 1921)

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Forestry work - Whellens, W. H. (T.F. Unwin, 1919)

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Forests and forestry of northern Russia and lands beyond - Brown, John Croumbie, 1808 -1895 (Oliver and Boyd; [etc., etc.], 1884)

Forests, woods and trees in relation to hygiene - Henry, Augustine, 1857 -1930 (Constable, 1919)

Forests, woods and trees in relation to hygiene - Henry, Augustine, 1857 -1930 (Dutton, 1919)

Forhandlinger i Videnskabs-selskabet i Christiania - Norske videnskaps-akademi i Oslo. ([Trykt hos Brøgger & Christie, 1874)

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Forhandlinger i Videnskabs-selskabet i Christiania - Norske videnskaps-akademi i Oslo. ([Trykt hos Brøgger & Christie, 1880)

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

Forhandlinger i Videnskabs-selskabet i Christiania - Norske videnskaps-akademi i Oslo. ([Trykt hos Brøgger & Christie, 1893)

Die forstinsekten Mitteleuropas. Ein lehr- und handbuch - Nitsche, Hinrich, 1845 -1902 (P. Parey, 1931)

Der Forstschutz - Hess, Richard Alexander, 1835 -1916 (B.G. Teubner, 1898)

Forstwirthschaftliche Insekten-Kunde : oder, Naturgeschichte der den deutschen Forsten schädlichen Insekten : Angabe der Gegenmittel nebst Hinweis auf die wichtigsten Waldbeschützer unter den Thieren - Taschenberg, Ernst Ludwig, 1818 -1898 (M. Heinsius, 1874)

Fortegnelse over Danmarks microlepidoptera - Syrach-Larsen, Carl, 1898` -1979 (Entomologisk forening, 1916)

Fungi, ascomycetes, ustilaginales, uredinales - Gwynne-Vaughan, H. C. I., Dame (Helen Charlotte Isabella), 1879 -1967 (Univ. Press, 1922)

Fungi, Ascomycetes, Ustilaginales, Uredinales - Gwynne-Vaughan, H. C. I., Dame (Helen Charlotte Isabella), 1879 -1967 (Univeristy Press, 1922)

Further zoological results of the Swedish Antarctic Expedition 1901-1903 : under the direction of Dr. Otto Nordenskjöld - Bock, Sixten, 1884 -1946 (Norstedt, 1901)

Die gallen der pflanzen, ein lehrbuch für botaniker und entomologen - Küster, Ernst, 1874 -1953 (S. Hirzel, 1911)

The Garden: an illustrated weekly journal of gardening in all its branches (1882)

Garden and forest; a journal of horticulture, landscape art and forestry - Sargent, Charles Sprague, 1841 -1927 (The Garden and forest publishing co, 1896)

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 Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1875)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1877)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1874)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1904)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1908)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1851)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1852)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1853)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1858)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1861)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1867)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1868)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1855)

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The genera of British moths : popularly described and arranged according to the system now adopted in the British Museum : illustrated by a series of picturesque plates, exhibiting the insects in their different stages, with the caterpillars and the plants on which they are generally found - Humphreys, Henry Noel, 1810 -1879 (Paul Jerrard & Sons, 1860)

Genera plantarum :ad exemplaria imprimis in Herberiis Kewensibus servata definita - Hooker, Joseph Dalton, 1817 -1911 (A. Black, 1880)

Genera plantarum :ad exemplaria imprimis in Herberiis Kewensibus servata definita - Hooker, Joseph Dalton, 1817 -1911 (A. Black, 1883)

Genera siphonogamarum ad systema Englerianum conscripta - Harms, Hermann, 1870 -1942 (G. Engelmann, 1900)

Genera, species et synonyma Candolleana :alphabetico ordine disposita, seu Index generalis et specialis ad A.P. Decandolle, Prodromum systematis naturalis regni vegetabilis - Candolle, Augustin Pyramus de, 1778 -1841 (Sumptibus librariae Nauckianae, 1874)

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 generic names of moths of the world. Vol. 6, Microlepidoptera - British Museum (Natural History) (British Museum (Natural history), 1991)