College of Agricultural SciencesCollege of Agricultural Sciences

Soils Field Guides and References

Fieldbook for describing Soil Sample (v. 2) (PDF)

This out-of-print field guides offers instructions, definitions, concepts, and codes are a field guide for making or reading soil descriptions and sampling soils as presently practiced in the United States.

Keys to Soil Taxonomy, 11th edition (PDF)

This guide provides the taxonomic keys necessary for the classification of soils in a form that can be used easily in the field. It also acquaints users of the taxonomic system with recent changes in the system.

Since it was first published 5 years ago, Soil Taxonomy: A Basic System of Soil Classification for Making and Interpreting Soil Surveys has been used to support soil survey efforts in many countries around the world. It has been translated into several languages. Soil scientists from many nations have contributed significantly to the development of the taxonomic system.

USDA-NRCS Soil Survey Manual (PDF)

The Soil Survey Manual provides in a single volume the major principles and practices needed for making and using soil surveys and for assembling and using data related to them. The Manual is intended primarily for use by soil scientists engaged in the classification and mapping of soils and in the interpretation of soil surveys. Although the Manual is oriented to the needs of those actively engaged in preparing soil surveys for publication, workers and students who have limited soils experience or are less familiar with the soil survey process also will be able to use the information.


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