Potential for defoliation by pine butterfly in the Bitterroot and Missoula Valleys, Montana in 1974
By: by Hubert E. Meyer and William M. Ciesla.
Contributors: Ciesla, William M.; United States. Forest Service. Northern Region. State & Private Forestry.
Series: Insect and disease report; Report -- no. 73-24.; Report (United States. Forest Service. Northern Region) -- no. 73-24.
Publisher: USDA Forest Service, Northern Region, Division of State and Private Forestry
Published: 1973
Place of publication: Missoula, Mont
Language: eng
Subjects: Pine butterfly -- Montana -- Bitterroot River Valley.; Pine butterfly -- Montana -- Missoula county.; Pine -- Diseases and pests -- Montana -- Bitterroot River Valley.; Pine -- Diseases and pests -- Montana -- Missoula County.
Notes: Caption title.

"October 1973."

Includes bibliographical references.

Also issued online.