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By: Benson, Mary F. - United States. Bureau of Entomology and Plant Quarantine.Edition: Rev. Nov. 1950.Publication info: [Washington, D.C.], Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture, 1950Volume: no.8Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Empoasca fabaeBHL Collections:
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By: Benson, Mary F. - United States. Bureau of Entomology and Plant Quarantine.Edition:Publication info: [Washington, D.C.], Bureau of Entomology and Plant Quarantine, U.S. Dept. of Agriculture, 1941Volume: no.8Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Diseases and pests Empoasca fabae Internet resource Leafhoppers PotatoesBHL Collections: