Laterite and lateritic soils are very universal in Kiangsi and occupy an immense area. According to the scheme of climatical soil classification, the whole province is considered as red earth region. In other words laterite and lateritic soil of Kiangsi, covering such a large area, were not only named as regional soils but climatical soils as well. And even some podologists considered that the laterization process in the southern part is comparatively more intensive than that in the north, for this is the micro-climatical variations within the province.