Effect of heat on soil color and pH of two forest soils
By: by Robert F. Tarrant.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note -- no. 90.; Research notes (Pacific Northwest Forest and Range Experiment Station (Portland, Or.)) -- no. 90.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1953
Place of publication: Portland, Or
Language: eng
Subjects: Forest soils.; Soils -- Color.; Soil chemistry.; Soils -- Analysis.; Soil heating.
Notes: Caption title.

"October 1953."

Includes bibliographical references.

Also issued online.