Books by Ross K. Watkins:
Books in the extended shelves:
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Watkins, Ross K.: Engelmann spruce seed production on the Fraser Experimental Forest, Colorado (USDA Forest Service, Rocky Mountain Forest and Range Experiment Station, 1982), also by Robert R. Alexander, Carleton B. Edminster, and Colo.) Rocky Mountain Forest and Range Experiment Station (Fort Collins (page images at HathiTrust)- Watkins, Ross K.: Estimating potential Engelmann spruce seed production on the Fraser Experimental Forest, Colorado (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1986), also by Robert R. Alexander, Carleton B. Edminster, and Colo.) Rocky Mountain Forest and Range Experiment Station (Fort Collins (page images at HathiTrust)
- Watkins, Ross K.: The Fraser Experimental Forest, Colorado (Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1977), also by Robert R. Alexander, Colo.) Rocky Mountain Forest and Range Experiment Station (Fort Collins, and United States Forest Service (page images at HathiTrust)
- Watkins, Ross K.: Snowpack accumulation before and after thinning a dog-hair stand of lodgepole pine (USDA Forest Service, Rocky Mountain Forest and Range Experiment Station, 1985), also by Howard L. Gary and Colo.) Rocky Mountain Forest and Range Experiment Station (Fort Collins (page images at HathiTrust)
Find more by Ross K. Watkins at your library, or elsewhere.