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Geometridae -- Flathead River Valley (B.C. and Mont.)
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Current results range from 1974 to 1975
- Douglas fir -- Diseases and pests -- Flathead River Valley (B.C. and Mont)2
- Douglas fir tussock moth -- Flathead River Valley (B.C. and Mont)2
- Geometridae -- Flathead River Valley (B.C. and Mont)2
- Geometridae -- Flathead River Valley (B.C. and Mont.)1
- Western hemlock -- Diseases and pests -- Flathead River Valley (B.C. and Mont)1