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Repellent Effects of Pineoil on the Sitka Spruce Weevil, Pissodes Strobi (Peck), and an Evaluation of Large Scale Aerial Photographs for Detecting Weevil Damage

Jerry Allen Carlson

出版	University of British Columbia, 1987
URL	http://books.google.com.hk/books?id=bKDboAEACAAJ&hl=&source=gbs_api