Soil Amendments and Nutrient Management

eXtension.  Cooperative Extension Service.

A collection fact sheets, research summaries, case studies, decision tools, worksheets, webinars and other resources on manure management topics, including air quality, environmental planning, manure nutrients, manure storage and treatment, regulations and more.

University of Minnesota.

Technical and research information on all aspects of manure management, regulatory resources, technical assistance for Minnesota residents, a workshop and training calendar and links to other manure management Web sites.

National Center for Appropriate Technology. ATTRA - National Sustainable Agriculture Information Service.

Publications and other resources on how to assess, improve and maintain soil health for both croplands and pastures.

Environmental Protection Agency.

Offers information about environmental requirements that affect the agricultural community including the latest regulatory news and documents to help farmers understand and comply with Federal regulations. Key topics include water use, sustainability, pesticides and health and safety.

Environmental Protection Agency.

Encourages the use of methane recovery/biogas technologies at confined animal feeding operations that manage manure as liquids or slurries. This site includes basic technology overview, program accomplishments, experts, publications and technical tools, workshops and conferences and a guide to currently operating systems.