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Evaluation of Methylcylohexenone (MCH) in Preventing Or Suppressing Spruce Beetle Attacks in Alaska

Edward H. Holsten

出版	U.S. Department of Agriculture, Forest Service, Alaska Region, State and Private Forestry, Forest Pest Management, 1984
URL	http://books.google.com.hk/books?id=bIfsImmZgPQC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN