Fluorescent materials index soil movements
By: by W.B. Fowler and H.W. Berndt.
Contributors: Berndt, H. W.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note -- PNW-107.; USDA Forest Service research note PNW -- 107.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S.D.A. Forest Service
Published: 1969
Place of publication: [Portland, Or.]
Language: eng
Subjects: Soil erosion -- Measurement.; Geomorphological tracers.
Notes: Caption title.

"July 1969."

Includes bibliographical references (p. 7).