Effect of pine butterfly defoliation on ponderosa pine in southern Idaho
By: Walter E. Cole.
Contributors: Intermountain Forest and Range Experiment Station (Ogden, Utah)
Series: USDA Forest Service research note INT -- 46.; Research note INT -- 46.
Publisher: U.S. Dept. of Agriculture, Forest Service, Intermountain Forest & Range Experiment Station
Published: 1966
Place of publication: Ogden, Utah
Language: eng
Subjects: Pine butterfly; Ponderosa pine -- Diseases and pests -- Idaho
Notes: Caption title.

Includes bibliographical references (p. 7).