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By: Capen, David E. (David Edward), - U.S. Fish and Wildlife Service - United States. Forest Service. - Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.) - University of Vermont. School of Natural Resources.Edition:Publication info: [Fort Collins, Colo.], Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1981Volume: no.87Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: