Attributes / relations provided by
♦ 1Negron, Jose F. 1995.
Cone and Seed Insects Associated with Piñon Pine. In: Shaw, Douglas W.; Aldon, Earl F.; LoSapio, Carol, technical coordinators. Desired future conditions for piñon- juniper ecosystems: Proceedings of the symposium; 1994 August 8-12; Flagstaff, AZ. Gen. Tech. Rep. RM-258. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station: 97-106.
♦ 2FOOD HABITS IN RELATION TO THE ECOLOGY AND POPULATION DYNAMICS OF BLUE GROUSE, RICHARD DENNIS KING, Masters Thesis, University of British Columbia, 1964