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: The Service
Published: 2000
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 55
Subjects: Soils -- Iowa -- Polk County -- Maps.; Soil surveys -- Iowa -- Polk County.
Genres: Maps.
Notes: "By Robert O. Dideriksen and Caryl A. Radatz"--Pt. 1, p. 13.

Cover title.

Shipping list no.: 2001-0004-S.

"Issued 2000"--Pt. 1, p. 5.

Includes bibliographical references and indexes.