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Author: Alexander, Robert R.
Source: Journal of Forestry, Volume 58, Number 2, 1 February 1960, pp. 99-104(6)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Forester, Rocky Mountain Forest and Range Expt. Sta., Forest Service, U. S. Dept. Agric., Colorado State Univ., Fort Collins
Publication date: February 1, 1960