Authors: Metzger, Frederick T.; Tubbs, Carl H.
Source: Journal of Forestry, Volume 69, Number 9, 1 September 1971, pp. 559-564(6)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Principal Plant Physiologist, Northern Hardwoods Laboratory, North Central Forest Exp. Sta., U.S. Forest Service, Marquette, Mich.
Publication date: September 1, 1971