Abstract
Recent nationwide surveys show that 16% of the soil samples, 19% for the agricultural soils, are contaminated based on Chinese soil environmental quality limits, mainly with heavy metals and metalloids (Zhao et al. 2015). 82.8% of the contaminants present in agricultural fields were inorganic contaminants such as Cd, Hg, As, Cu, and Pb. Agricultural production on heavy metal polluted soils is a concern because of the potential exposure to heavy metals via dietary intake. Immobilization relies on the addition of immobilization agents to polluted soils to decrease the bioavailability of heavy metals, which was cost-effective and environmentally compatible (Lee et al. 2009; Lombi et al. 2002).
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Xu, Y., Liang, X., Wang, L., Sun, Y., Huang, Q. (2018). Stability and Universal Applicability of Immobilization Effect of Sepiolite on Cadmium in Acid Paddy Soil. In: Luo, Y., Tu, C. (eds) Twenty Years of Research and Development on Soil Pollution and Remediation in China. Springer, Singapore. https://doi.org/10.1007/978-981-10-6029-8_22
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