Susceptibility of 10 spruce species and hybrids to the white pine weevil (=Sitka spruce weevil) in the Pacific Northwest
By: R.G. Mitchell, N.E. Johnson, and K.H. Wright
Contributors: Wright, Kenneth H.; Johnson, Norman E.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research note PNW -- 225; USDA Forest Service research note PNW -- 225.
Publisher: Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1974
Place of publication: Portland, Or
Language: eng
Subjects: Spruce; White pine weevil; Growth; Diseases and pests
Other titles: Susceptibility of ten spruce species and hybrids to the white pine weevil (=Sitka spruce weevil) in the Pacific Northwest
Notes: Caption title.

"May 1974."

Includes bibliographical references.