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By: Schmid, J. M. - Mata, S. A. - Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)Edition:Publication info: [Fort Collins, Colo.] (240 W. Prospect Rd., Fort Collins 80526), USDA Forest Service, Rocky Mountain Forest and Range Experiment Station, [1991]Volume: no.505Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Coleoptera Dendroctonus valens Diseases and pests Pinaceae Pinus ponderosa plant pests Ponderosa pine Red turpentine beetle Scolytidae South Dakota USA Western yellow pineBHL Collections: