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

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

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Bibliographic Details
Main Author: McKnight, M. E.
Corporate Author: Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
Format: Government Document Book
Language:English
Published: Fort Collins, Colo. : Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1969.
Series:U.S.D.A. Forest Service research note RM ; 144.
Subjects:
Western spruce budworm.
Douglas fir > Diseases and pests
Douglas fir > Wounds and injuries.
Abies concolor > Diseases and pests.
Abies concolor > Wounds and injuries.
Description
Item Description:Caption title.
Physical Description:3 pages : illustrations ; 27 cm.
Bibliography:Includes bibliographical references.

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