A study of insects attacking Douglas-fir cones in eastern Montana and Yellowstone National Park, 1967
By: by Jerald E. Dewey and Frederick W. Honing
Contributors: Honing, Frederick W., author
Publisher: USDA Forest Service, Division of State and Private Forestry, Northern Region
Published: 1968
Place of publication: Missoula, MT
Language: eng
Number of pages: 15
Subjects: Douglas fir; Diseases and pests
Notes: "5200".

Includes bibliographical references (page 15).

Text in English.