The length of each bar is proportional to the number of acres it represents. The national totals are not proportional to the regional totals. NRI maps reflect national patterns rather than site- specific information. Noncultivated cropland includes permanent hayland and horticultural cropland.
Water is supplied to crops by ditches, pipes, or other conduits.
Pastureland may consist of a single species in a pure stand, a grass mixture or a grass-legume mixture. Management usually consists of cultural treatments-fertilization, weed control, reseeding, or renovation and control of grazing. Also included are tracts of less than 10 acres that do not meet the above definition but are completely surrounded by Urban and Built-up land. Please include the Product ID you are inquiring about. If you use our analysis products, please be aware of our disclaimer .