To hold this soil
Series: U.S. Dept. of Agriculture. Miscellaneous publication -- no. 321; Miscellaneous publication (United States. Dept. of Agriculture) -- no. 321
Publisher: Supt. of Docs., U.S. Govt. Print. Off.
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 122
Subjects: Soil conservation -- United States