Estimating defoliation of Douglas-fir and white fir by the western budworm / M.E. McKnight.

Description

Main Author

McKnight, M. E.

Related Names

Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)

Language(s)

English

Published

Fort Collins, Colo. : Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1969.

Subjects

Abies concolor > Abies concolor / Wounds and injuries.
Abies concolor > Abies concolor / Diseases and pests.
Douglas fir > Douglas fir / Wounds and injuries.
Douglas fir > Douglas fir / Diseases and pests.
Western spruce budworm.

Note

Caption title.

Physical Description

3 p. : ill. ; 27 cm.

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