Authors: Eaton, C. B.; Beal, J. A.; Furniss, R. L.; Speers, C. F.
Source: Journal of Forestry, Volume 47, Number 10, 1 October 1949, pp. 823-827(5)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U. S. Department of Agriculture
Publication date: October 1, 1949