An edition of Hemlock woolly adelgid (1994)
Hemlock woolly adelgid
By Mark S. McClure
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Publish Date
1994
Publisher
U.S. Dept. of Agriculture, Forest Service, Northeastern Area
Language
eng
Pages
-
Description:
subjects: Tsuga, Diseases and pests, Eastern hemlock, Adelgidae
Places: East (U.S.)