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Filtering by: Subject Ponderosa pine -- Diseases and pests -- Oregon Decade 1950-1959 File Format application/pdf

A sanitation-salvage cutting in ponderosa pine at the Pringle Falls Experimental Forest

Creator:

Sowder, James E. and Pacific Northwest Forest and Range Experiment Station (Portland, Or.)

Resource Type:

Technical Report

Full Text:

losses due to bark beetles in the ponderosa pine forests of eastern Oregon and Washington, since 1921
Chesnimnus experimental spruce budworm control project

Creator:

Brockman, C. Frank (Christian Frank), 1902- and Berry, Dick Wallace, 1914-

Resource Type:

Technical Report

Full Text:

, School of Forestry and DICK BERRY Research Director OREGON STATE BOARD OF FORESTRY D. L. Phipps