The Organic Carbon Distribution and Flow in Wetland Soil-plant System in Ruoergai Plateau Effect of different measures on the overground yield and fluorine content of plant in soil-plant system Effect of plant and light on CH4 exchange in the soil-plant system of wheat fields STUDY ON TRANSFER OF CADMIUM IN SOIL-PLANT SYSTEMS WITH THE ISOTOPIC DILUTION METHOD Study on the characteristics of potassium cycling in different soil-crop systems in northern China Progress in pollution ecology of soil-plant systems and its expectation Electric resistance-capacitance model of water flow through soil-plant system Effect of modification treatments on behaviour of heavy metals in combined polluted soil Pollution behavior of organic Cr(Ⅲ)complexes in soil-plant system The speciation and bioavailability of heavy metals pollutants in soil along highway in Erdos Impact of Evolvement of Soil-plant System on Engineering of Mobile Sand Dunes Control Advances of research on combined pollution in soil-plant systems Interaction between rare earths and nitrogen and phosphorus in soil-plant system Effect of various modifiers on migration and accumulation of heavy metals STUDY ON DISTRIBUTION LAW OF MODIFIED UREA-N IN SOIL-PLANT SYSTEM