Plowpan investigations at the Great Plains field stations Woodward, Okla, and Mandan, N.Dak
By: by Lowell F. Locke ... [et al.].
Series: Production research report -- no. 40
Publisher: Agricultural Research Service, U.S. Dept. of Agriculture
Published: 1960
Place of publication: Washington, D.C
Language: eng
Number of pages: 33
Subjects: Soils; Research
Notes: In cooperation with the Oklahoma Agricultural Experiment Station.

Bibliography: p. 32.