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By: United States. Department of Agriculture. - United States. Agricultural Research Service. - United States. Entomology Research Branch.Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1956Volume: no.403Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Chiggers (Mites) Control Insecticides ParasitesBHL Collections:
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By: Chittenden, F. H. (Frank Hurlbut), - United States. Bureau of Entomology. - United States. Department of Agriculture.Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, Bureau of Entomology, 1906Volume: ser.2:no.77Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Chiggers (Mites) Insect pestsBHL Collections:
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By: Ewing, H. E. (Henry Ellsworth),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1921Volume: no.986 (1921)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Chiggers (Mites)BHL Collections: