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Author: Powers, H. R.
Source: Journal of Forestry, Volume 70, Number 1, 1 January 1972, pp. 18-20(3)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Senior Plant Pathologist, SE Forest Exp. Sta., U.S. Forest Serv., Forest Sci. Lab., Athens, Ga.
Publication date: January 1, 1972