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Weight and Volume Yields from Thinning Two Oak-hickory Stands
E. Paul Craft
John E. Baumgras
出版
Forest Service, U.S. Department of Agriculture, Northeastern Forest Experiment Station
, 1979
URL
http://books.google.com.hk/books?id=UJpY0AEACAAJ&hl=&source=gbs_api