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Subjects
Douglas-fir tussock moth, Control, Diseases and pests, Beneficial birds, Douglas fir, Fir, Forest protection, Hemlock looper, Identification, Insect pests, Parasites, Parasitic insects, Sitka spruceID Numbers
- OLID: OL4928129A
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September 21, 2008 | Created by ImportBot | Imported from Oregon Libraries MARC record |