The soil has organic matter accumulative characteristics, clayification characteristics, calcic characteristics, salic char- acterisfics, and their chemical component and clay mineral characteristics in the area. The ba value is 0.99 - 2.41, clay Sa is 3.53 - 4.84, Saf is 2.63 - 3.57. Tne soil leach and weathering is not so high. Tne R2O3 has httle move in the frost brown forest soil and grey forest soil. Tne clay mineral chiefly includes montmorillonite, illite. Tne mountains are huge in the area, and the vertical distribution is complete. Tnere are remarkable differences from the east to west. Tne soil has typical characteristics of vertical distribution of the temperate zone desert steppe soil, it is a representative in desert middle temperate zone mountains soil.