Author: Zillgitt, W. M.
Source: Journal of Forestry, Volume 48, Number 5, 1 May 1950, pp. 324-325(2)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Research Forester, Lake States Forest Experiment Station, maintained by the U. S. Department of Agriculture, Forest Service, in cooperation with the University of Minnesota, at University Farm, St. Paul, Minn.
Publication date: May 1, 1950