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Authors: Ahlgren, H. L.; Wall, M. L.; Muckenhirn, R. J.; Sund, J. M.
Source: Journal of Forestry, Volume 44, Number 10, 1 October 1946, pp. 709-711(3)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Assistant in agronomy Wisconsin Agricultural Experiment Station
Publication date: October 1, 1946