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By: Hedgcock, George G. (George Grant),Edition:Publication info: Washington, G.P.O, 1910Volume: no.186 (1910)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Apples Crown-gall disease Diseases and pests Hairy-root diseaseBHL Collections:
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By: Wilson, Orville Turner,Edition:Publication info: Chicago, 1920Volume:Series:Holding Institution: Library of CongressSubjects: Alfalfa Crown-gall disease Diseases and pestsBHL Collections:
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By: Waite, Merton Benway, - Siegler, E. A. (Eugene Alfred),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1926Volume: no.376Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Apples Crown-gall disease Diseases and pests Internet resourceBHL Collections: