Keys to soil taxonomy
By: by Soil Survey Staff.
Contributors: United States. Natural Resources Conservation Service.
Edition: 9th ed.
Publisher: U.S. Dept. of Agriculture, Natural Resources Conservation Service
Published: 2003
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 332
Subjects: Soils -- Classification.
Genres: Classification.
Notes: "The ninth edition of the Keys to soil taxonomy incorporates all changes approved since the publication of the second edition of Soil taxonomy (1999)."--Foreword.

Shipping list no.: 2004-0239-P.

Includes bibliographical references and index.

Also available via Internet from the USDA web site. Address as of 8/12/04: http://soils.usda.gov/technical/classification/tax%5Fkeys/keysweb.pdf; current access is available via PURL.