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Herbicide Manual
Gary W. Hansen
Floyd E. Oliver
Norman E. Otto
其他書名
A Guide to Supervise Pest Management and to Train O&M Personnel
出版
U.S. Department of the Interior, Bureau of Reclamation
, 1984
URL
http://books.google.com.hk/books?id=9eX59qOoAJUC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN