Выпуск: 2 , Том: 3 , Год издания: 2012

The Jianghan Basin of the Hubei Province in China is an area of high population density, and intensive agricultural use. It is shown that the groundwaters of this region is generally fresh with a total range of TDS from 0.4-1.1g/L and pH 7.1-8.0. Major portion of these waters are naturally clean and only part of it polluted with the ions: Cl, SO4, NO3, PO4, Ca, Mg, K. The sources of these elements are mineral fertilizers, which local people use for productivity of soils during long period