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Key to the Control Section

Key to the Control Section for Particle-Size Classes and Their Substitutes in Mineral Soils

This key is designed in such a way that the reader makes the correct classification by going through the key systematically, starting at A and eliminating criteria one by one. It is based on page 301 of the Keys to Soil Taxonomy, Eleventh Edition, 2010.

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Key to the Control Section for Particle-Size Classes and Their Substitutes in Mineral Soils (PDF; 90 KB)