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Filtering by: Creator Davis, Adam S. Creator United States. Forest Service. Northern Region. State & Private Forestry Rights Statement Copyright Not Evaluated

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ScholarsArchive@OSU

Potential for defoliation by western spruce budworm in Douglas-fir stands in Montana, 1976

Evaluation of 35mm vertical aerial photography for estimating tree mortality

Evaluation of sulfur dioxide injury to vegetation on federal lands near the Anaconda copper smelter at Anaconda, Montana

Pilot survey to measure annual mortality caused by the mountain pine beetle in lodgepole pine on the Beaverhead, Gallatin and Flathead National Forests in 1978

Western spruce budworm in the Northern Region in 1977 and predictions for defoliation in 1978

Natural mortality in a Douglas-fir tussock moth infestation in Idaho, 1974

Potential for defoliation by western spruce budworm in northern Idaho and Montana, 1977

A pilot project evaluating trichlorfon and acephate for managing the western spruce budworm, Choristoneura occidentalis Freeman, Helena National Forest, Montana, 1976

A cooperative evaluation of potential air pollution injury and damage to coniferous habitats on national forest lands near Colstrip, Montana : I. Interim report of activities from June 1, 1975 -- May 30, 1976

A three year evaluation of Douglas-fir cone and seed insects in Montana and Yellowstone National Park

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