Budworm activity in Oregon and Washington, 1947-1979
By: R. E. Dolph, Jr
Contributors: United States. Forest Service. Pacific Northwest Region; United States. Forest Insect and Disease Management
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region
Published: 1980
Place of publication: [Portland, Or.?]
Language: eng
Number of pages: 54
Subjects: Western spruce budworm -- Oregon; Western spruce budworm -- Washington (State)
Other titles: Budworm activity, Oregon and Washington, 1947-1979
Notes: Cover title: Budworm activity, Oregon and Washington, 1947-1979

"Forest Insect and Disease Management, State and Private Forestry, Pacific Northwest Region, Forest Service, U.S. Department of Agriculture."

"R6-FIDM-033-1980"--Cover

Bibliography: p. 15