Soil surface conditions following balloon logging
By: by C.T. Dyrness.
Series: USDA Forest Service research note PNW -- 182.
Publisher: Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1972
Place of publication: Portland, Ore
Language: eng
Subjects: Balloon logging -- Oregon -- Willamette National Forest.; Forest soils -- Effect of logging on -- Oregon -- Willamette National Forest.
Notes: Caption title.

"July 1972."

Includes bibliographical references.