recording soil moisture tensiometer
By: William J. Walkotten.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note -- PNW-RN-180.; USDA Forest Service research note PNW -- 180.
Publisher: Pacific Northwest Forest and Range Experiment Station, USDA Forest Service
Published: 1972
Place of publication: Portland, Or
Language: eng
Number of pages: 12
Subjects: Soil moisture -- Measurement.; Tensiometers.
Notes: Caption title.

"June 1972."

Includes bibliographical references (p. 10).