Soil survey of the Yuma-Wellton area, Arizona-California
By: by F.O. Youngs ... [et al.] ; United States Dept. of Agriculture, Bureau of Chemistry and Soils, in cooperation with the University of Arizona Agricultural Experiment Station
Contributors: United States. Bureau of Chemistry and Soils; University of Arizona. Agricultural Experiment Station
Series: Soil survey -- ser. 1929, no. 20
Publisher: The Bureau; For sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1933
Place of publication: Washington, D.C
Language: eng
Number of pages: 37
Subjects: Soils -- Arizona -- Yuma County -- Maps; Soils -- California -- Imperial County -- Maps; Soil surveys -- Arizona -- Yuma County; Soil surveys -- California -- Imperial County
Genres: Maps
Other titles: Yuma-Wellton area, Arizona-California
Notes: Cover title

Includes bibliographical references (p. 36-37)