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Yellowheaded Spruce Sawfly
Steven A. Katovich
其他書名
Its Ecology and Management
出版U.S. Department of Agriculture, Forest Service, North Central Forest Experiment Station, 1995
URLhttp://books.google.com.hk/books?id=vBe6hL5io7YC&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN
註釋Presents the biology and ecology of the yellowheaded spruce sawfly, and provides survey techniques and management strategies. In addition, it provides information on identification, classification, host range, and the historical records of outbreaks in the Lake States.--Abstract on page 3 of cover.