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By: Townsend, Charles Orvin,Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1915Volume: no.203 (1915)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Diseases and pests Galls (Botany) Sugar beet Tumors, PlantBHL Collections:
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By: Hedgcock, George G. (George Grant), - United States. Bureau of Plant Industry.Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, Bureau of Plant Industry, 1908Volume: no.3Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Apples Diseases and pests Quince Tumors, PlantBHL Collections: