Author: Thompson, Michael A.
Source: Northern Journal of Applied Forestry, Volume 8, Number 4, 1 December 1991, pp. 149-153(5)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Forestry Sciences Laboratory, North Central Forest Experiment Station, USDA Forest Service, Forest Hill Road, Houghton, MI 49931
Publication date: December 1, 1991