Cover Image

Larval densities and trends of insect species associated with spruce budworms in buds and shoots in Oregon and Washington /

Bibliographic Details
Main Author: Carolin, V. M. (Valentine M.), 1918-
Corporate Authors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.), United States. Forest Service
Format: Government Document Book
Language:English
Published: [Portland, Or.] : Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1980.
Series:USDA Forest Service research paper PNW ; 273.
Subjects:
Buds > Diseases and pests > Oregon.
Buds > Diseases and pests > Washington (State)
Insect populations.
Insects > Larvae.
Shoots (Botany) > Diseases and pests > Oregon.
Shoots (Botany) > Diseases and pests > Washington (State)
Western spruce budworm > Oregon.
Western spruce budworm > Washington (State)
Description
Item Description:Issued June 1980.
Physical Description:18 pages : illustrations ; 27 cm.
Bibliography:Bibliography: page 16.