Damage by the Sitka spruce weevil (Pissodes strobi) and growth patterns for 10 spruce species and hybrids over 26 years in the Pacific Northwest
By: Russel G. Mitchell, Kenneth H. Wright, and Norman E. Johnson
Contributors: Wright, Kenneth H.; Johnson, Norman E.; Pacific Northwest Research Station (Portland, Or.)
Series: Research paper PNW -- 434
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1990
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 12
Subjects: Pissodes sitchensis; Sitka spruce; Diseases and pests; Spruce; Growth
Notes: Cover title.

Distributed to depository libraries in microfiche.

"September 1990."

Bibliography: p. 11-12.