According to regional differentiation, heat balance of surface water, mobility and transfer of elements, and properties of ecological environment, they complete various natural divisions, ecological environment divisions, agricultural and economic divisio
According to regional differentiation, heat balance of surface water, mobility and transfer of elements, and properties of ecological environment, they complete various natural divisions, ecological environment divisions, agricultural and economic divisio
根据地域分异、地表水热平衡、元素迁移转化、生态环境特征，完成了各种自然区划、生态环境区划、农业和经济区划，在国民经济建设中得到了广泛的应用。