Author: Buchanan, T. S.
Source: Journal of Forestry, Volume 38, Number 1, 1 January 1940, pp. 52-54(3)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Division of Forest Pathology, Bureau of Plant Industry, Branch Office maintained at Portland, Oreg., in cooperation with Forest Service, U. S. Department of Agriculture
Publication date: January 1, 1940