Cook, J. G., R. A. Riggs, A. R. Tiedemann, L. L. Irwin, and L. D. Bryant. 1994. Large herbivore-vegetative feedback relations in the Blue Mountains ecoregion. Pages 155-159 in W. D. Edge and S. L. Olson-Edge, editors. Proceedings of a symposium on sustaining rangeland ecosystems. Oregon State University Extension Service Special Re
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Riggs, R. A., J. G. Cook, A. Tiedemann, and L. Bryant. 1995. Twenty-seven years of succession in grand fir forests of the Blue Mountains: influences of wild herbivores. Proceedings of the Western States and Provinces 1995 Joint Deer and Elk Workshop, Sun Valley, Idaho. Idaho Department of Fish and Game.