Sampling low density populations of the Douglas-fir tussock moth by frequency of occurrence in the lower tree crown
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Author
Contributions
- Pacific Northwest Forest and Range Experiment Station (Portland, Or.) - Contributor
- United States. Forest Service. - Contributor
Publication
1977 - Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, Portland, Or, Oregon
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- Internet ArchiveCAT92273190
- OCLC Control Number2925976
- Open LibraryOL17815575M
Subjects
Topics
Series Statement
- Research paper PNW -- 216.
Other Editions
- Sampling low density populations of the Douglas-fir tussock moth by frequency of occurrence in the lower tree crown
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