technical coordinators, Ardell J. Bjugstad ... [et al.] ; sponsor, Great Plains Agricultural Council, Wildlife Resources Committee, in cooperaton with, USDA Forest Serivce ... [et al.]U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station1989
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- 著者標目...ntrol Workshop Bjugstad, Ardell J. Great Plains Agricultural Cou...