Preliminary report on soil-rootlet relationships to pole blight of Western white pine
By: Otis L. Copeland, Jr. and Charles D. Leaphart
Contributors: Leaphart, Charles D., joint author; Intermountain Forest and Range Experiment Station (Ogden, Utah)
Series: Research note / Intermountain Forest and Range Experiment Station, U.S. Department of Agriculture, Forest Service -- no. 22; Research note (Intermountain Forest and Range Experiment Station (Ogden, Utah)) -- no. 22.
Publisher: Intermountain Forest and Range Experiment Station
Published: 1955
Place of publication: Ogden, Utah
Language: eng
Subjects: Western white pine; Roots; Diseases and pests
Notes: Caption title.

"December 1955."