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By: Byars, Luther Parris, - Gilbert, William W. (William Williams),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1920Volume: no.818 (1920)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: AgSpace control methods cultural control Fungal diseases of plants heat treatment hot water treatment Internet resource Pest Control pest management Root-knot Soil disinfection Soil fungi soil microorganismsBHL Collections: