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Establishing Even-age Northern Hardwood Regeneration by the Shelterwood Method
Donald A. Haines
Gayne G. Erdmann
Howard M. Phipps
John A. Sturos
L. F. Ohmann
Richard M. Godman
Robert M. Loomis
其他書名
A Preliminary Guide
出版
North Central Forest Experiment Station, Forest Service, U.S. Department of Agriculture
, 1973
URL
http://books.google.com.hk/books?id=s2CYAQAACAAJ&hl=&source=gbs_api