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Multipurpose Silviculture in Ponderosa Pine Stands of the Montane Zone of Central Colorado

Clifford A. Myers

出版	U.S. Rocky Mountain Forest and Range Experiment Station, 1974
URL	http://books.google.com.hk/books?id=QfRHkrp6syYC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN