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Dissected shale plains formed in calcareous shale, claystone, and sandstone. Elevations range from 2650 to 4100 feet. Drainage density is high.
Mean annual precipitation ranges from 11 to 15 inches, about 20 percent falling as snow. The soil temperature and moisture regimes are frigid and aridic ustic.
Wheatgrass-needlegrass
Landform | Geology | Soil Taxa |
---|---|---|
Dissected plains | Calcareous sedimentary | Torriorthents/Camborthids/Natrargids |
The primary natural disturbance is drought. Land use is predominantly livestock grazing.