Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1913)

Genetics in relation to agriculture - Clausen, Roy Elwood, 1891 - (McGraw-Hill book company, inc.; [etc., etc.], 1918)

Grape culture up-to-date - Kirk, Alexander. (Pawson and Brailsford, Printers, 1909)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1969)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1972)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1976)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1977)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1979)

Greenhouse cucumber production guide - Alberta. Alberta Agriculture. (Alberta Agriculture, 1985)

Greenhouse vegetable production guide ... for commercial growers - Alberta. Alberta Agriculture. (Alberta Agriculture, 1990)

Grundzüge der allgemeinen Phytopathologie - Klebahn, H. (Heinrich) (Borntraeger, 1912)

Grundzüge der Zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert'sche, 1876)

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)

Grundzüge der Zoologie. Zum wissenschaftlichen Gebrauche - Claus, Carl, 1835 -1899 (Elwert, 1880)

Grundzüge der Zoologie. Zum wissenschaftlichen Gebrauche - Claus, Carl, 1835 -1899 (Elwert, 1882)

Guide to the Crustacea, Arachnida, Onychophora and Myriopoda exhibited in the Department of Zoology, British Museum (Natural History) ... - Bell, F. J. (Francis Jeffrey), 1855 -1924 (Printed by order of the Trustees, 1910)

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)

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 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 colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Henry Holt, 1889)

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)

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 (Holt, 1880)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1878)

Handboek der dierkunde - Leuckart, Rudolf, 1823 -1898 (J.C.A. Sulpke, 1859)

Handbook of experiment station work - United States. Office of Experiment Stations. (Gov't print. off, 1893)

Handbook of gardening for New Zealand, with chapters on poultry and bee-keeping - Murphy, M. (Whitcombe & Tombs, 1888)

The handbook of horticulture and viticulture of Western Australia - Western Australia. Department of Agriculture (F. W. Simpson, government printer, 1921)

The handbook of horticulture and viticulture of Western Australia - Western Australia. Department of Agriculture (W. A. Watson, government printer, 1902)

Handbook of insects injurious to orchard and bush fruits with means of prevention and remedy - Ormerod, Eleanor A. (Eleanor Anne), 1828 -1901 (Simpkin, Marshall, Hamilton, Kent, 1898)

Handbook of medical entomology - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (The Comstock Publishing Company, 1915)

Handbook of medical entomology - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Comstock Pub. Co, 1915)

A handbook of the destructive insects of Victoria : with notes on the methods to be adopted to check and extirpate them - Victoria. Dept. of Agriculture. (Robt. S. Brain, 1891)

Handbook of zoology with examples from Canadian species, recent and fossil part I -invertebrata - Dawson, J. W., (John William), 1820 -1899 (Dawson, 1870)

Handbook of zoology with examples from Canadian species, recent and fossil - Dawson, J. W., (John William), 1820 -1899 (Dawson, 1886)

Handbuch der chemischen Mittel gegen Pflanzenkrankheiten : Herstellung und Anwendung im Grossen - Hollrung, M. (Max), 1858 -1937 (P. Parey, 1898)

Handbuch der Forstwissenschaft - Lorey, Tuisko von, 1845 -1901 (H. Laupp, 1912)

Handbuch der Morphologie der wirbellosen Tiere - Lang, Arnold, 1855 -1914 (G. Fischer, 1913)

Handbuch der Naturgeschichte aller drei Reiche, fur Lehrer and Lernende, fur Schule und Haus - Bromme, Traugott, 1802 -1866 (1850)

Handbuch der Naturgeschichte. Zum Gebrauch bei vorlesungen - Burmeister, Hermann, 1807 -1892 (Verlag von Theod. Chr. Friedr. Enslin, 1837)

Handbuch der palaeontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (R. Oldenbourg, 1881)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1913)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1925)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1939)

Handbuch der Pflanzenkrankheiten - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)

Handbuch der Pflanzenkrankheiten - Lindau, Gustav, 1866 -1923 (P. Parey, 1908)

Handbuch der Tropenkrankheiten - Mense, Carl Anton, 1861 -1938 (J. A. Barth, 1921)

Handbuch der Zoologie - Peters, Wilhelm C. H. (Wilhelm C. Hartwig), 1815 -1883 (W. Engelmann, 1875)

Handbuch der zoologie : Nach der zweiten holländischen ausgabe - Hoeven, Jan van der, 1801 -1868 (L. Voss, 1850)

Handbuch der zoologie - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1863)

Handlexikon der Naturwissenschaften und Medizin - Bechhold, H. (Heinrich), 1866 -1937 (Bechhold, 1919)

Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Handwörterbuch der Zoologie - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (F. Enke, 1887)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1865)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1867)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1868)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1871)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1874)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1878)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1879)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1891)

Harmsworth's Universal encyclopedia - Hammerton, John Alexander, Sir, 1871 -1949 (Educational Bk. Co, 1900)

Hedwigia (Verlag und Druck von C. Heinrich, 1902)

Hedwigia (Verlag und Druck von C. Heinrich, 1917)

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1903)

Histoire naturelle des animaux articulés, annelides, crustacés, arachnides, myriapodes et insectes - Castelnau, Francis, comte de, 1812 -1880 (M. Duménil, 1840)

Histoire naturelle des animaux sans vertèbres : les caractères généraux et particuliers de ces animaux, leur distribution, leurs classes, leurs families, leurs genres, et la citation des principales espèces qui s'y rapportent ; précédée d'une introduction - Deshayes, G. P. (Gérard Paul), 1795 -1875 (J.B. Baillière, Libraire, rue de l'école de médecine, 13 Bis, 1838)

Histoire naturelle des animaux sans vertèbres : les caractères généraux et particuliers de ces animaux, leur distribution, leurs classes, leurs families, leurs genres, et la citation des principales espèces qui s'y rapportent ; précédée d'une introduction - Deshayes, G. P. (Gérard Paul), 1795 -1875 (J.B. Baillière, Libraire, rue de l'école de médecine, 13 Bis, 1845)

Histoire naturelle des animaux sans vertèbres : présentant les caractères généraux et particuliers de ces animaux ... : précédée d'une introduction ... / par J. B. P. A. de Lamarck - Deshayes, G. P. (Gérard Paul), 1795 -1875 (J.B. Baillière, 1838)

Histoire naturelle des animaux sans vertèbres : présentant les caractères généraux et particuliers de ces animaux, leur distribution, leurs classes, leurs familles, leurs genres, et la citation des principales espèces qui s'y rapportent : précédée d'une introduction offrant la détermination des caractères essentiels de l'animal, sa distinction du végéral et des autres corps naturels : enfin, l'exposition des principes fondamentaux de la zoologie - Deshayes, G. P. (Gérard Paul), 1795 -1875 (Meline, Cans, 1839)

Histoire naturelle des animaux sans vertèbres : présentant les caractères généraux et particuliers de ces animaux, leur distribution, leurs classes, leurs familles, leurs genres, et la citation des principales espèces qui s'y rapportent : précédée d'une introduction offrant la détermination des caractères essentiels de l'animal, sa distinction du végétal et des autres corps naturels, enfin, l'exposition des principes fondamentaux de la zoologie - Deshayes, G. P. (Gérard Paul), 1795 -1875 (J.B. Baillïère, 1838)

Histoire naturelle des animaux sans vertèbres : présentant les caractères généraux et particuliers de ces animaux, leur distribution, leurs classes, leurs familles, leurs genres, et la citation des principales espèces qui s'y rapportent : précédée d'une introduction offrant la détermination des caractères essentiels de l'animal, sa distinction du végétal et des autres corps naturels, enfin, l'exposition des principes fondamentaux de la zoologie - Deshayes, G. P. (Gérard Paul), 1795 -1875 (J.B. Baillïère, 1845)

Histoire naturelle des animaux sans vertèbres, présentant les caractères généraux et particuliers de ces animaux, leur distribution, leurs classes, leurs familles, leurs genres, et la citation des principales espèces qui s'y rapportent : précédée d'une introduction offrant la détermination des caractères essentiels de l'animal, sa distinction du végétal et des autres corps naturels; enfin, l'exposition des principes fondamentaux de la zoologie - Deshayes, G. P. (Gérard Paul), 1795 -1875 (Baillière, 1835)

Histoire naturelle des crustacés, des arachnides et des myriapodes - Lucas, Pierre Hippolyte, 1814 -1899 (P. Duménil, 1840)

Histoire naturelle des insectes. Aptères - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (Librairie encyclopédique de Roret, 1844)

Histoire naturelle des insectes. Aptères - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (Librairie encyclopédique de Roret, 1847)

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 1995)

The history of Glanville's Wootton, in the County of dorset, including its zoology and botany - Dale, Charles William, 1851 -1906 (Hatchards, 1878)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1842)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1873)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1933)

The Hope reports - Poulton, Edward Bagnall, Sir, 1856 -1943 (Printed for private circulation, 1897)

Horticultural statutes, with court decisions and legal opinions relating thereto - California. (Superintendent of state printing, 1912)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1904)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1916)

The horticulturist's rule-book - Bailey, L. H. (Liberty Hyde), 1858 -1954 (1908)

The horticulturist's rule-book : a compendium of useful information for fruit-growers, truck-gardeners, florists and others. Completed to the beginning of the year 1892 - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Rural publishing company, 1892)

The horticulturist's rule-book: a compendium of useful information for fruit-growers, truck-gardeners, florists and others - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Rural publishing company, 1892)

The horticulturist's rule-book; a compendium of useful information for fruit growers, truck gardeners, florists, and others - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1897)

The horticulturist's rule-book; a compendium of useful information for fruit growers, truck gardeners, florists, and others - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company; [etc.,etc.,], 1899)

The horticulturist's rule-book; a compendium of useful information for fruit growers, truck-gardeners, florists, and others. Completed to the beginning of the year 1892 - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Rural Publishing Co, 1892)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)