大同盆地位于山西省北部,地带性土壤为淡栗鈣土。这种土壤与內蒙古的集宁和呼和浩特等地的淡栗鈣土相类似,属于同一发生类型;唯只見于大同盆地北部。至于盆地南部地区如渾源一带的土壤,就很少具有淡栗鈣土特征;而和雁門关以南的土壤性状差不 Datong Basin is located in the northern part of Shanxi Province, the zonal soil is light chestnut soil. This kind of soil is similar to the light chestnut soil in Jining and Hohhot, Inner Mongolia, and belongs to the same type of occurrence. It can only be found in the northern part of the Datong Basin. As for the southern area of ​​the basin, such as the Hunyuan area, the soil has very little chestnut soil characteristics; and the Yanmen south of the poor soil properties