Forecasting western spruce budworm defoliation in mixed conifer stands by counting hibernating larvae
By: by Scott Tunnock.
Contributors: United States. Forest Service. Northern Region. State & Private Forestry.
Series: Insect disease report; Report / USDA Forest Service, Northern Region, Division of State & Private Forestry -- no. 72-8.; Report (United States. Forest Service. Northern Region) -- no. 72-8.
Publisher: USDA Forest Service, Northern Region
Published: 1972
Place of publication: Missoula, Mont
Language: eng
Subjects: Western spruce budworm -- Idaho -- Nezperce National Forest -- Forecasting.; Conifers -- Diseases and pests -- Idaho -- Nezperce National Forest -- Forecasting.
Notes: Caption title.

Includes bibliography.

Also available online.