Radial growth in grand fir and Douglas-fir related to defoliation by the Douglas-fir tussock moth in the Blue Mountains outbreak
By: B.E. Wickman, D.L. Henshaw, and S.K. Gollob
Contributors: Henshaw, D. L.; Gollob, S. K.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.); United States. Forest Service
Series: Research paper PNW -- 269
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service
Published: 1980
Place of publication: Portland, Or
Language: eng
Number of pages: 23
Subjects: Defoliation; Douglas fir; Abies grandis; Douglas-fir tussock moth; Diseases and pests
Notes: Issued May 1980.

Bibliography: p. 19.