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Filtering by: Publisher Missoula, Mont. : USDA Forest Service, Northern Region, Cooperative Forestry & Pest Management Creator Dewey, Jerald E.

Douglas-fir tussock moth adult male survey north Idaho and western Montana, 1982

Creator:

Dewey, Jerald E., Livingston, R. Ladd, Kohler, Steve, and United States. Forest Service. Northern Region. Cooperative Forestry & Pest Management

Abstract:

Douglas-fir tussock moth populations are monitored annually in northern Idaho and western Montana to insure early detection of changes from endemic to outbreak population levels. Adult moth trapping in 1982 was intensified and expanded into additional areas from 1981 because of concern that with each passing year the probability of...

Resource Type:

Technical Report

Full Text:

States Forest Northern Department of Service Region Agriculture P.O. Box 7669 Missoula, Montana
Determination of western pine shoot borer incidence, impact, and stand hazard rating characteristics in selected Region One national forests

Creator:

Robertson, Allen S., Dewey, Jerald E., and United States. Forest Service. Northern Region. Cooperative Forestry & Pest Management

Resource Type:

Technical Report

Full Text:

. Robertson Jerald E. Dewey Cooperative Forestry and Pest Management • Region 1 P. O. Box 7669 Missoula