United States Department of Agriculture
Natural Resources Conservation Service		 Arizona Go to Accessibility Information
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Technical Assistance

  • Taxonomy: Link to the latest version of taxonomy and to all information concerning soil classification from the National Soils web site.
  • National Soil Survey Center:  National Soil Survey Center web page.
  • Official Series Descriptions: Link to the official series description warehouse for viewing and downloading the official version.
  • Information and Resources for Soil Scientists
  • Electronic Field Office Technical Guide: Link to the e-tech guide.
  • Web Soil Survey: Online spatial and attribute data.
  • Link to soil geography page, on the National Soils web site