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Use of MCH Bubble Caps in Preventing Spruce Beetle Attacks in Alaska
Edward H. Holsten
Richard Allen Werner
出版
U.S. Department of Agriculture, Forest Service, Alaska Region
, 1987
URL
http://books.google.com.hk/books?id=ZZvDQbyC-7UC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
