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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)

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