1942 disease information for the Middle Atlantic States - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Agricultural Research Administration, United States Department of Agriculture, 1943)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1890)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1900)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1903)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1909)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1910)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1890)

The actinomycetes - Waksman, Selman A. (Selman Abraham), 1888 -1973 (Williams & Wilkins, 1962)

Aeration and air-content; the role of oxygen in root activity - Clements, Frederic E. (Frederic Edward), 1874 -1945 (Carnegie Institution of Washington, 1921)

African violet magazine - African Violet Society of America. (African Violet Society of America, 1976)

African violet magazine - African Violet Society of America. (African Violet Society of America, 2009)

Agri-news - Alberta. Alberta Agriculture, Food,; Rural Development. Publishing Branch. (Communications Branch, Alberta Dept. of Agriculture, 1995)

Agri-news - Alberta. Alberta Agriculture, Food,; Rural Development. Publishing Branch. (Communications Branch, Alberta Dept. of Agriculture, 1998)

Agri-news - Alberta. Alberta Agriculture, Food,; Rural Development. Publishing Branch. (Communications Branch, Alberta Dept. of Agriculture, 2000)

Agricultural bacteriology; a study of the relation of germ life to the farm, with laboratory experiments for students, microorganisms of soil, fertilizers, sewage, water, dairy products, miscellaneous farm products and of diseases of animals and plants - Conn, H. J. (Harold Joel), 1886 -1975 (P. Blakiston's Son & Co, 1918)

Agricultural botany, theoretical and practical - Percival, John, 1863 -1949 (H. Holt, 1910)

Agricultural bulletin of the Straits and Federated Malay States. New series (Gov. Print. Off, 1910)

Agricultural bulletin of the Straits and Federated Malay States. New series (Gov. Print. Off, 1911)

Agricultural bulletin of the Straits and Federated Malay States. New series (Gov. Print. Off, 1901)

Agricultural index - H.W. Wilson Company. (H. W. Wilson Co, 1916)

Agricultural meteorology - Smith, John Warren, 1863 - (The Macmillan company, 1920)

Agricultural news - Great Britain. Imperial Dept. of Agriculture for the West Indies. (Bowen & sons, 1913)

L'Agriculture pratique des pays chauds - France. Ministère des colonies. (Augustin Challamel, 1905)

L'Agriculture pratique des pays chauds - France. Ministère des colonies. (Augustin Challamel, 1906)

Ágrip af náttúrusögu : handa alþýðu - Pál Jónsson, 1857 - (Frb. Steinsson, 1884)

Albert Jan Kluyver, his life and work - Kamp, A. F. (Adolph Frederik), 1905 - (North-Holland Pub. Co, 1959)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1907)

Allgemeine Encyklopädie der gesammten Forst- und Jagdwissenschaften. Unter Mitwirkung der bedeutendsten Fachautoritäten - Dombrowski, Raoul von, 1833 -1896 (M. Perles, 1886)

Allgemeine Pflanzenkaryologie - Tischler, Georg Friedrich Leopold, 1878 - (G. Borntraeger, 1921)

Allgemeine Zeitschrift für Entomologie Organ der "Allgemeinen Entomologischen Gesellschaft" ; Internationales Organ für die Interessen der allgemeinen und angewandten Entomologie wie der Insekten-Biologie - Allgemeine Entomologische Gesellschaft. (Druck und Verlag von J. Neumann, 1904)

The Alumni journal - College of Pharmacy of the City of New York. Alumni Association. (Alumni Association of the College of Pharmacy of the City of New York, 1894)

American agriculturist (Orange Judd Co., Publishers [etc.], 1946)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1907)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1909)

The American garden (Beach, Son & Co, 1890)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1923)

American men of science; a biographical directory - Cattell, James McKeen, 1860 -1944 (The Science Press, 1921)

The American monthly microscopical journal (Romyn Hitchcock, 1893)

The American monthly microscopical journal (Romyn Hitchcock, 1899)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1896)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1897)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1898)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1951)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1897)

Anales de la Universidad Central del Ecuador - Universidad Central del Ecuador. (Imp. de la Universidad Central, 1906)

Anales del Museo Nacional de Buenos Aires - Museo Nacional de Buenos Aires. (Impr. de Juan A. Alsina, 1895)

Anales del Museo Nacional de Buenos Aires - Museo Nacional de Buenos Aires. (Impr. de Juan A. Alsina, 1909)

Anales del Museo Nacional de Historia Natural de Buenos Aires - Museo Nacional de Historia Natural de Buenos Aires. (Impr. y Casa Editora "Juan A. Alsina", 1911)

Annales de l'Institut Pasteur - Centre national de la recherche scientifique (France) (Masson, 1899)

Annales de l'Institut Pasteur - Centre national de la recherche scientifique (France) (Masson, 1907)

Annales de la science agronomique française et étrangère - Institut des recherches agronomiques. Association des anciens lves. (Berger-Levrault, 1885)

Annales de la science agronomique française et étrangère - Institut des recherches agronomiques. Association des anciens lves. (Berger-Levrault, 1908)

Annales de la science agronomique française et étrangère - Institut des recherches agronomiques. Association des anciens lves. (Berger-Levrault, 1917)

Annales de la Société belge de microscopie - Société belge de microscopie. (H. Manceaux, 1875)

Annales de la Société botanique de Lyon - Société botanique de Lyon. (Henri Georg, 1898)

Annales de micrographie (1890)

Annals of applied biology - Association of Applied Biologists. (Association of Applied Biologists [etc.], 1914)

Annals of applied biology - Association of Applied Biologists. (Association of Applied Biologists [etc.], 1915)

Annals of applied biology - Association of Applied Biologists. (Association of Applied Biologists [etc.], 1919)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1888)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1889)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1896)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1897)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1917)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1918)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1920)

Annals of horticulture in North America; a witness of passing events and a record of progress - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Rural publishing company, [etc.], 1892)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1915)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1916)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1974)

L'Année biologique - Fédération des sociétés françaises de sciences naturelles. Office central de faunistique. (Masson, 1919)

Annual conference - Cryptogamic Society of Scotland. Conference. (The Society, 1905)

Annual conference - Cryptogamic Society of Scotland. Conference. (The Society, 1906)

Annual conference - Cryptogamic Society of Scotland. Conference. (The Society, 1908)

Annual conference - Cryptogamic Society of Scotland. Conference. (The Society, 1912)

Annual conference - Cryptogamic Society of Scotland. Conference. (The Society, 1913)

Annual report - Massachusetts Agricultural Experiment Station. ([s.n.], 1906)

Annual report - Massachusetts Agricultural Experiment Station. ([s.n.], 1897)

Annual report - Massachusetts Agricultural Experiment Station. ([s.n.], 1902)

Annual report - Alberta. Agroforestry Unit. (Alberta Agriculture, Food and Rural Development, 1996)

Annual report - Alberta. Agroforestry Unit. (Alberta Agriculture, Food and Rural Development, 1997)

Annual report - Entomological Society of Ontario. (The Society, 1900)

Annual report - Entomological Society of Ontario. (The Society, 1903)

Annual report of the Agricultural Experiment Station - Cornell University. Agricultural Experiment Station. (The University, 1889)

Annual report of the Agricultural Experiment Station - Cornell University. Agricultural Experiment Station. (The University, 1896)

Annual report of the Agricultural Experiment Station - Cornell University. Agricultural Experiment Station. (The University, 1898)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1890)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1896)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1897)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1898)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1903)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1904)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1905)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1906)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1907)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1908)

Annual report of the Board of Control of the New York Agricultural Experiment Station - New York State Agricultural Experiment Station. (Published by the Station under authority of Cornell University, 1909)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1914)

Annual report of the Commissioner of Agriculture - Cornell University. Agricultural Experiment Station. (State of New York, Dept. of Agriculture, 1912)

Annual report of the Commissioner of Agriculture - Cornell University. Agricultural Experiment Station. (State of New York, Dept. of Agriculture, 1913)