Illustriertes Jahrbuch der Naturkunde (Karl Prochaska, 1913)

Illustriertes Preisverzeichnis für 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ernst & von Spreckelsen, 1899)

Illustriertes Preisverzeichnis mit Culturanleitung aller Arten Samereien ... - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ernst & von Spreckelsen, 1912)

Illustriertes Preisverzeichnis : Verkaufsbedingungen u. Kulturanleitung - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ernst & von Spreckelsen, 1931)

Impacts of backcountry recreation : site management and rehabilitation : an annotated bibliography - Intermountain Forest; Range Experiment Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1981)

The importance of seed characteristics in the natural reproduction of coniferous forests - Hofmann, Julius Valentine, 1882 - (University of Minnesota, 1918)

In Berkshire with the wild flowers - Gibson, W. Hamilton (William Hamilton), 1850 -1896 (Putnam, 1879)

In memoriam quattuor seculorum ab Universitate Upsaliensi peractorum Regia Societas Scientiarum Upsaliensis - Societas Regia Scientiarum Upsaliensis. (Excudit Ed. Berling Reg. Acad. Typographus, 1877)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLXVI usque ad finem anni MDCCCCLXX nonnulla etiam antea edita complectens. Supplementum quintum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium familiarum et graduum infrafamiliarum ab initio anni MDCCCCLXXI usque ad finem anni MDCCCCLXXV nonnulla etiam antea edita complectens. Supplementum sextum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index of British plants according to the London catalogue - Turnbull, Robert. (G. Bell, 1889)

Index of organisms and non-parasitic diseases in Plant disease reporter, supplements XXXI-XXXVII, 1924 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1925)

Index of organisms and non-parasitic diseases in Plant disease reporter, supplements XXXIX-XLIII, 1925 - United States. Office of Plant Disease Survey; Pathological Collections. (Office of Plant Disease Survey and Pathological Collections, Bureau of Plant Industry, United States Department of Agriculture, 1925)

Index of organisms and non-parasitic diseases in the Plant disease reporter, supplements 121-128, 1940 - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1941)

Index of organisms and non-parasitic diseases in the Plant disease reporter, supplements 91-96, 1936 - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1936)

Index of organisms and non-parasitic diseases in the Plant disease reporter, supplements 112-119, 1939 - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1940)

Index plantarum Japonicarum, sive, Enumeratio plantarum omnium ex insulis Kurile, Yezo, Nippon, Sikoku, Kiusiu, Liukiu, et Formosa hucusque cognitarum systematice et alphabetice disposita adjectis synonymis selectis, nominibus Japonicis, locis natalibus - Matsumura, Jinzo, 1856 -1928 (Apud Maruzen, 1904)

Index seminum Regii Horti Botanici Genuensis - R. Università di Genova. Orto botanico. (R. Typ. Ferrando, 1914)

Index supplementarius locorum natalium specialium plantarum nonnullarum vascularium in provincia Arctica Norvegiae sponte nascentium - Norman, J. M. (Johannes Musaeus), 1823 -1903 (Typ. expressit J.C. Manglie, 1864)

Index to 15-plate set of drawings of seeds. The more important forage-plant seeds and incidental seeds commonly found with them - Hillman, Fred Hebard, 1863 - (1945)

An index to circulars 1 to 100 of the Bureau of Entomology - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Bureau of Entomology, 1911)

Index to Plant disease reporter, supplements 140-143, 1943 - United States. Plant Disease Survey. (Plant DIsease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1945)

Index to Plant disease reporter supplements 190-197, 1950 - United States. Plant Disease Survey. (Plant DIsease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1951)

Index to Plant disease reporter supplements 210-217, 1952 - United States. Plant Disease Survey. (Plant DIsease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1953)

Index to Plant disease reporter supplements 219-222, 1953 - United States. Plant Disease Survey. (Plant DIsease Survey, Agricultural Research Service, United States Department of Agriculture, 1954)

Index to Plant disease reporter supplements 224-229, 1954 - United States. Plant Disease Epidemics; Identification Section. (Plant Disease Epidemics and Identification Section, Agricultural Research Service, United States Department of Agriculture, 1955)

Index to Plant disease reporter supplements 231-235, 1955 - United States. Plant Disease Epidemics; Identification Section. (Plant Disease Epidemics and Identification Section, Agricultural Research Service, United States Department of Agriculture, 1956)

Index to Plant disease reporter supplements 250-252, 1958 - Nance, Nellie W. (Crops Research Division, Agricultural Research Service, United States Department of Agriculture, 1959)

Indigenous drugs of India : their medical and economic aspects - Chopra, R. N. (Ram Nath), 1882 -1973 (The Art Press, 1933)

The influence of calcium and magnesium compounds on plant growth - Wyatt, Frank Archibald, 1887 - (1916)

The influence of man on animal life in Scotland; study in faunal evolution - Ritchie, James, 1882 - (University press, 1920)

Inorganic plant poisons and stimulants - Brenchley, Winifred E. (Winifred Elsie), 1883 -1953 (University Press, 1914)

Inorganic plant poisons and stimulants - Brenchley, Winifred E. (Winifred Elsie), 1883 -1953 (The University Press, 1914)

Insect life - United States. Division of Entomology. (G.P.O, 1888)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1890)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1891)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1892)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1894)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1895)

Insecta Britanica : Diptera / by Francis Walker - Walker, Francis, 1809 -1874 (Reeve and Benham, 1856)

Insecta britannica. Diptera - Walker, Francis, 1809 -1874 (Reeve and Benham, 1851)

Insecta Britannica: Diptera - Walker, Francis, 1809 -1874 (Reeve, 1851)

Les insectes; organisation, moeurs, chasse, collection, classification; histoire naturelle des Orthoptères, Névroptères, Hyménoptères, Hémiptères, Diptères, Aptères, etc. Avec 24 planches en couleur et 460 vignettes - Rothschild, J. (Jules), 1838 -1900 (J. Rothschild, 1878)

Les insectes : traité élémentaire d'entomologie : comprenant l'histoire des espèces utiles et de leurs produits, des espèces nuisibles et des moyens de les détruire, l'étude des métamorphoses et des moeurs, les procédés de chasse et de conservation - Girard, Maurice, 1822 -1886 (J.-B. Bailliëre, 1873)

Insects at home : being a popular account of all those insects which are useful or destructive, and minutely describing their structure, habits, and transformations - Wood, J. G. (John George), 1827 -1889 (John B. Alden, 1884)

Insects at home; being a popular account of insects, their structure, habits and transformations - Wood, J. G. (John George), 1827 -1889 (Scribner, 1872)

Insects at home, being a popular account of those insects which are useful or destructive and minutely describing their structure, habits, etc - Wood, J. G. (John George), 1827 -1889 (Alden, 1884)

Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

Insekten-Börse (1904)

Instituto : Jornal Scientifico e Litterario (1857)

Instruction in agronomy at some agricultural colleges - True, Alfred Charles, 1853 -1929 (Govt. print. off, 1903)

Instructive guide : vegetable and flower gardening : lawn grasses, insecticides, field seed, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood Stubbs Co., Incorporated, 1932)

Instructive guide : vegetable and flower gardening : lawn grasses, insecticides, field seed, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Stubbs Co., Incorporated, 1931)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1902)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1904)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1911)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1904)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1919)

International catalogue of scientific literature [Sect.] M. Botany : 1st -14th annual issues, 1901-1914 (Published for the International Council by the Royal Society of London, 1904)

The International Phytogeographical Excursion in the British Isles (1911) : a record and some notes by various phytogeographers who took part in the excursion (New phytologist, 1913)

International review of the science and practice of agriculture - International Institute of Agriculture. Bureau of Agricultural Intelligence; Plant Diseases. (International Institute of Agriculture, Bureau of Agricultural Intelligence and Plant Diseases, 1916)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1908)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1910)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1914)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1921)

Introducción à la flora de Cataluña y catálogo razonado de las plantas observadas en esta región - Costa y Cuxart, Antonio Cipriano, 1817 -1886 (Impr. del Diario de Barcelona, 1864)

Introduction to agriculture : practical studies in crop production - Weed, Clarence Moores, 1864 -1947 (Heath, 1916)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1832)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green and Longman, 1835)

Introduction to botany - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1914)

Introduction to botany - Stevens, William Chase, 1861 -1955 (D. C. Heath & Co, 1902)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, & Longman, 1832)

Introduction to botany - Stevens, William Chase, 1861 -1955 (D.C. Heath & Co, 1902)

Introduction to botany, containing an explanation of the theory of that science, extracted from the works of Linnaeus - Lee, J. (Bell, 1811)

An introduction to systematic and physiological botany - Nuttall, Thomas, 1786 -1859 (Hilliard amd Brown, 1827)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, 1917)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, 1917)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, 1928)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, and co, 1921)

An introduction to the embryology of angiosperms - Maheshwari, P. (Panchanan), 1904 -1966 (McGraw-Hill, 1950)

Introduction to the plant-life of the Oxford district - Church, A. H. (Arthur Harry), 1865 -1937 (Milford, 1922)

Introduction to the plant-life of the Oxford district - Church, A. H. (Arthur Harry), 1865 -1937 (H. Milford, Oxford University Press, 1922)

An introduction to the study of botany, including a treatise on vegetable physiology, and descriptions of the most common plants in the middle and northern states - Comstock, J. L. (John Lee), 1789 -1858 (Pratt, Woodford, Farmer & Brace, 1856)

An introduction to zoology - O'Donoghue, Charles H. (Charles Henry), 1885 -1961 (D. Appleton and Co, 1921)

Inventaire des plantes phanérogames et cryptogames vasculaires croissant spontanément ou cultivées en grand dans le département de l'Orne - Letacq, Arthur Louis, 1855 -1923 (Jules Lecerf, 1906)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1912)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1913)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1914)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1921)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1922)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1920)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1923)