Ips pini attack density in ponderosa pine thinning slash as related to felling date in eastern Oregon
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Author
Contributions
- Pacific Northwest Forest and Range Experiment Station (Portland, Or.) - Contributor
Publication
1970 - Pacific Northwest Forest and Range Experiment Station, U.S.D.A. Forest Service, Portland, Or., Oregon
Language
English
Subjects
Topics
IpsPonderosa pineDiseases and pestsIps -- Oregon, EasternPonderosa pine -- Diseases and pests -- Oregon, Eastern
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