Ips pini attack density in ponderosa pine thinning slash as related to felling date in eastern Oregon

by Charles Sartwell

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Published 1970 by Pacific Northwest Forest and Range Experiment Station, U.S.D.A. Forest Service in [Portland, Or.] .
Written in English

Subjects:

• Ips -- Oregon, Eastern.,
• Ponderosa pine -- Diseases and pests -- Oregon, Eastern.

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Edition Notes

Statement	by Charles Sartwell.
Series	Research note -- PNW-131., USDA Forest Service research note PNW -- 131.
Contributions	Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
The Physical Object
Pagination	8 p. :
ID Numbers
Open Library	OL16124304M

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