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Yields of 17-year-old Loblolly Pine Planted on a Cutover Site at Various Spacings

W. F. Mann

出版	Southern Forest Experiment Station, Forest Service, U.S. Department of Agriculture, 1971
URL	http://books.google.com.hk/books?id=dAUgponKqSYC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN