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By: Hopkins, Rick B. - Cassel, J. Frank, - Bjugstad, Ardell J. - Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)Edition:Publication info: Fort Collins, Colo, Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1986Volume: no.270Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Birds Forest ecology Grasslands Habitat Little Missouri National Grasslands (N.D.) North DakotaBHL Collections: