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Structure, Biomass Production and Dynamics of Four White Spruce (Picea Glauca [Moench] Voss) Plantations Near Thunder Bay, Ontario

W. D. Towill

出版	Lakehead University, 1990
URL	http://books.google.com.hk/books?id=A6__uQEACAAJ&hl=&source=gbs_api