Soil.
Series: Its Yearbook of agriculture,; 1957; Yearbook of agriculture (Washington, D.C. : 1926) ;; 1957.
Publisher: U.S. Govt. Print. Off.
Published: 1957
Place of publication: Washington
Language: eng
Number of pages: 784
Subjects: Soils.; Soil conservation -- United States.; Soils -- United States.
Notes: Limited to the management of soil.