The U.S. describes its geographic regions as beltways, and we’ve all heard of the Corn Belt, Wheat Belt, Cotton Belt, Rust Belt, and Sun Belt.
Ten agricultural production regions used in this study.
Agriculture in the United States - Wikipedia
Regions of America Include Bible Belt and Rust Belt
Shifting Planting Zones
Mapping twenty years of corn and soybean across the US Midwest using the Landsat archive
Meet Our Staff and Writers - Brian Boyce
State by State, American Experience, Official Site
A Regional Overview of U.S. Agriculture
Agriculture
North America During the Last 150000 Years
History of agriculture in the United States - Wikipedia
Agricultural Regionalisation: definition and methods - UPSC