Authors: Lassen, L. E.; Hair, Dwight
Source: Journal of Forestry, Volume 68, Number 7, 1 July 1970, pp. 404-407(4)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Assistant to the Director, Div. Forest Economics and Marketing Res., Forest Serv., U.S. Dep. Agr., Washington, D. C.
Publication date: July 1, 1970