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China's soil pollution is much worse than previously thought (“China gets serious about its pollutant-laden soil, ” C. Larson, News www. zhb. gov. cn/gkml/hbb/qt/201404/t20140417₂70670. htm6 in Chinese. 2. ↵7 “Establish a long-term mechanism for sustainable agricultural development, ” China People's Daily (22 January 2014) ; http: //paper. people. com. cn/rmrb/html/2014-01/22/nw. D110000renmrb\₂0140122\₁-02. htm#fin8 in Chinese. 1: /lookup/doi/10. 1126/science. 343. 6178. 1415 2: #ref-1 3: #ref-2 4: pending: yes 5: #xref-ref-1-1 View reference 1 in text 6: http: //www. zhb. gov. cn/gkml/hbb/qt/201404/t20140417₂70670. htm 7: #xref-ref-2-1 View reference 2 in text 8: http: //paper. people. com. cn/rmrb/html/2014-01/22/nw. D110000renmrb₂0140122₁-02. htm#fin
Chen et al. (Thu,) studied this question.