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Silvicultural Control of Dwarf Mistletoe in Heavily Infected Stands of Ponderosa Pine in the Southwest

出版	Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Department of Agriculture, 1968
URL	http://books.google.com.hk/books?id=qUz9yvu2P28C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN