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U.S. Collegiate Teams Win at International Soils Judging Contest in Korea

Thirteen teams from ten countries, representing five continents, converged on the island of Jeju to interpret Korea’s volcanic soils. Team USA‐B and Team USA‐A were victorious, earning the first and second highest team scores, respectively.

12th edition of the Keys to Soil Taxonomy

The 12th edition of the Keys to Soil Taxonomy (2014) is now available.  This document  provides the taxonomic keys necessary for the classification of soils in a form that can be used easily in the field.

New Video

A new video titled “How To Differentiate and Identify Soil Horizons In The Field” is now available. It was produced in cooperation with the University of Nebraska - Extension. The direct link is http://youtu.be/ZlyDyQT6_WE.

FY2014 gSSURGO Database Release

The FY2014 Gridded Soil Survey Geographic (gSSURGO) Database was released on May 9th. These data are derived from a January 15th snapshot of the Soil Data Mart database. These new data are available in both state-wide tiles and the Conterminous U.S. (CONUS).

New “Kellogg Soil Survey Laboratory Methods Manual” is online

This manual is the primary document describing analytical methods of the USDA Kellogg Soil Survey Laboratory. The manual thoroughly describes current methods and documents historical methods.

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