Forest
Forest insect and disease conditions in the United States [elektronický zdroj] / United States Department of Agriculture, Forest Service. -- [Washington, D.C.] : U.S. Dept. of Agriculture, Forest Service,. -- v. : maps ; 26-28 cm. -- Description based on: 1980; title from cover.. -- Some vols. distributed to depository libraries in microfiche.. -- Latest issue consulted: 2006.
United States. Forest Service.. United States. Forest Pest Management.. United States. Forest Health Protection
Agriculture Sciences - Forestry. Life Sciences - Biology. Life Sciences - Entomology. Life Sciences - General and Others. Life Sciences - Virology. Forest insects - United States - Periodicals.. Trees - Diseases and pests - United States - Periodicals. Insectes forestiers - États-Unis - Périodiques.. Arbres - Maladies et fléaux - États-Unis - Périodiques