Aridisol

One of the 12 soil orders in the U.S. Soil Taxonomy. Aridisols are dry, desertlike soils that have low organic content and are sparsely vegetated by drought- or salt-tolerant plants. (Not included in this order are soils located in polar regions or high-elevation settings.) Dry climate and low humus content limit their arability without irrigation. Covering only about half