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Dispersing Bacillus thuringiensis for control of cankerworm in shelterbelts
R. D. Frye
T. L. Elichuk
John D. Stein
出版
Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station
, 1976
URL
http://books.google.com.hk/books?id=pv-Q3A_jA8UC&hl=&source=gbs_api
EBook
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