The soils are primarily silty loam.
The Xigeda soil is made up of silty loam and silt soil in Panzhihua region, minerals of which are mainly quartz and plagioclase with clay minerals, montmorillonite, illite and kaolinite.
Qingzini and Huangbantian, the silty clay loam of same texture had similar N2O daily emission rule; but Xiaofentu with silty loam was different without the similar rule.