Soil Classification

Soil Taxonomy - principal reference to soil classification.

Keys to Soil Taxonomy - taxonomic keys for field classification.

Official Series Descriptions (OSD) - standard descriptions and characteristics of soil series.

Soil Classification Database (SC) - soil classification and series names.

Distribution Maps of Dominant Soil Orders - images and maps.

The Twelve Orders of Soil Taxonomy - poster.

International Taxonomy Committees

Soil Taxonomy Forum

The Guy Smith Interviews: Rationale for concepts in Soil Taxonomy

Last Modified: 03/21/2008