Forest insect and disease conditions in the United States
For. insect dis. cond. U.S.
United States. Forest Service. Forest insect conditions in the United States
Major forest insect and disease conditions in the United States
United States. Forest Service.
United States. Forest Pest Management.
United States. Forest Health Protection.
[Washington, D.C.] :U.S. Dept. of Agriculture, Forest Service
Format not distributed to depository libraries.
Volumes for <1989>-199 issued by: U.S. Dept. of Agriculture, Forest Service, Forest Pest Management; <1995-> by: the Dept.'s Forest Health Protection.
Diseases and pests
NAL: A423.9 F763
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