Also available on the Internet from the USDA web site.
Summary
Soil taxonomy, a basic system of soil classification for making and interpreting soil surveys.
Contents
Forward -- The Soils That We Classify -- Soil Taxonomy and Soil Classification -- Differentiae for Mineral Soils and Organic Soils -- Horizons and Characteristics Diagnostic for Higher Categories -- Application of Soil Taxonomy to Soil Surveys -- The Categories of Soil Taxonomy -- Nomenclature -- Identification of the Taxonomic Class of Soil -- Alfisols -- Andisols -- Aridisols -- Entisols -- Gelisols -- Histosols -- Inceptisols -- Mollisols -- Oxisols -- Spodosols -- Ultisols -- Vertisols -- Family and Series Differentiae and Names -- Soils of the United States -- World Distribution of Orders and Suborders -- Appendix -- Index -- Maps of the United States and the World.