The names of the Land Resource Regions are written adjacent to the corresponding pies. The size of the pies is proportional to the surface area of the Land Resource Regions.
Developed land includes rural transportation land and urban and built-up areas.
Cropland includes both cultivated and non-cultivated cropland. The national pie is not proportional to the state pies. When provided, refer to the estimated margins of error to determine suitability of the data for a particular purpose. NRI maps reflect national patterns rather than site-specific information. No data are collected for any year that land is in this ownership.