Author: Lanner, Ronald M.
Source: Journal of Forestry, Volume 62, Number 7, 1 July 1964, pp. 493-495(3)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Staff of the Pacific Southwest Forest and Range Expt. Sta., Forest Service, U. S. Dept. Agric., Berkeley, Calif.
Publication date: July 1, 1964