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Results of Regeneration Cutting in a Spruce-subalpine Fir Stand

Arthur Lawrence RoeG. M. DeJarnette

出版	Intermountain Forest & Range Experiment Station, Forest Service, U.S. Department of Agriculture, 1965
URL	http://books.google.com.hk/books?id=kNImCMAcZGoC&hl=&source=gbs_api