Soil survey of Polk County, Iowa.
By: United States Department of Agriculture, Natural Resources Conservation Service ; in cooperation with Iowa Agriculture and Home Economics Experiment Station, Cooperative Extension Service, Iowa State University, and Division of Soil Conservation, Iowa Department of Agriculture and Land Stewardship.
Contributors: Radatz, Caryl A.; United States. Natural Resources Conservation Service.; Iowa Agriculture and Home Economics Experiment Station.; Iowa State University. Cooperative Extension Service.; Iowa. Dept. of Agriculture and Land Stewardship. Division of Soil Conservation.
Publisher: U.S. Dept. of Agriculture, Natural Resources Conservation Service
Published: 2000
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 28
Subjects: Soils -- Iowa -- Polk County -- Maps.; Soil surveys -- Iowa -- Polk County.
Genres: Maps.
Notes: Includes bibliographical references.
Cover title.
By Robert O. Dideriksen and Caryl A. Radatz.