Online discussion of soil related issues. Topics range from amateur to specialist.

Describes the biological and chemical processes of soil formation in simple terms.

Ohio government agency dedicated to the conservation of soil and water resources. Website contains useful information on conservation techniques for farmland and rural and suburban communities.

Weed populations change in response to agricultural practices. The influence of weeds on soils and their use as indicators is described. Many tables and literature for further research.

Contains browsable library, searchable database, categorized lists of organizations and resources, on-line reference service, learning modules, and soil health discussion groups in three languages.

This is a website and forum for the discussion and production of computed tomography (CT) research applications to soil analysis.

A list of mailing lists and groups related to Soil Science.