Controlled field test of stabilized pyrethrins against the western hemlock looper
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Author
Contributions
- Pacific Northwest Forest and Range Experiment Station (Portland, Or.) - Contributor
Publication
1970 - Forest Service of the U.S. Department of Agriculture], [Portland, Or, Oregon
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- Internet Archivecontrolledfieldt120maso
- Open LibraryOL16124169M
Subjects
Topics
PyrethrinsBiodegradationHemlock looperEffect of chemicals onPyrethrins -- Biodegradation -- Washington (State) -- Mount Baker National ForestHemlock looper -- Effect of chemicals on -- Washington (State) -- Mount Baker National Forest
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