Author: Wert, Steven L.
Source: Journal of Forestry, Volume 67, Number 5, 1 May 1969, pp. 334-336(3)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Research Forester, Pacific Southwest Forest and Range Expt. Sta., Forest Service, U. S. Dept. Agric., Berkeley, Calif.
Publication date: May 1, 1969