Use of the data obtained by multi-purpose regional soil geochemical survey,the soil total carbon,organic carbon and inorganic carbon storage were calculated.And distribution characteristics of the above-mentioned carbon storages were analyzed in terms of soil type,land use classification and parent types.The results show that the soil total carbon,organic carbon and inorganic carbon storage are 3 866.12t·km-2,2 528.22t·km-2and 1 337.91t·km-2,respectively.The topsoil organic carbon storage of the Huaiyuan-Li...