The dominant soils are Udults. They are deep and have a thermic temperature regime, an udic moisture regime, a loamy or sandy surface layer, and a loamy or clayey subsoil. 135-Alabama, Mississippi, and Arkansas Blackland Prairie Alabama, Arkansas, and Mississippi 21,550 sq. Most soil areas have been disturbed, and only small remnants of the former prairie vegetation remain. About 2 percent of the area is used for urban development or for other purposes.
Soybeans are the major crop, but corn, small grains, and cotton are also grown.
Pastures are used mainly for beef production, but in some places dairying is an important industry. The woodland is about 75 to 80 percent privately owned, and about 20 to 25 percent is owned by industry. This is not a very productive woodland area. Controlling soil erosion and infestation of Johnsongrass on soils that are cultivated are major concerns of management. The dominant soils are Ochrepts and Uderts.