Wickman, Boyd E.

Forest insect & disease leaflet : douglas fire tussock moth / Forest insect and disease leaflet Boyd E. Wickman, Richard R. Mason and Galen C. Trostle - Washington, D.C. : U. S. Dept. of Agriculture, 1980 - 10 p. : ill. ; 24 cm.


Forest insects--United States
Trees--Diseases and pests--United States
Forest insects
Trees--Diseases and pests

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