| ATTRA - National Sustainable Agriculture Information Service: Provides technical assistance, news, funding resources, and sustainable agriculture publications to farmers, Extension agents, market gardeners, and agricultural researchers in the United States. The Service is managed by the National Center for Appropriate Technology (NCAT), through its ATTRA program, with funding from the United States Department of Agriculture. |
| CropMAP: System to identify current and alternative crops for all U.S. locations. Includes an interactive map linked to county crop statistics and state-developed lists of traditional, recommended, experimental, and non-recommended crops. |
| Farm Foundation: Details of its programs to improve agricultural and rural development, includes publications and information about many current issues in agriculture. |
| RadioSource.Net: Web-radio programming on agricultural and life science research, from US land-grant universities. Database can be searched by state and/or topic. |
| Soil Climate Analysis Network: SCAN is run by the USDA to monitor and record soil temperatures at a number of stations across the USA. |
| The National Campaign for Sustainable Agriculture: Dedicated to educating the public on the importance of a sustainable food and agriculture system that is economically viable, environmentally sound, socially just, and humane. |
| USAgNet: Search engine For U.S. agriculture resources. |
| USDA Plant Hardiness Zone Map: A complete clickable zonal map indicating temperature ranges down to individual counties. |
| USDA: Agricultural Biotechnology: Lists the rules and procedures for obtaining and keeping a permit to work with genetically modified plants and animals in the United States. Defines pharmaceutical and commercial use. |
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