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Environmental Pollution Behaviors of Pb and Cd in Fluvial Sediments in Tuojiang River
Author(s): 
Pages: 22-28
Year: Issue:  9
Journal: Guangdong Trace Elements Science

Abstract: 对沱江流域金堂、简阳、内江三地河流沉积物中重金属Pb和Cd含量及其时空分布特征进行了研究,并结合与沉积物中Fe、Mn和LOI等参数的相关性对河流沉积物中Pb和Cd地球化学性质进行了初步的分析和讨论.结果表明,沱江三地沉积物中Cd、Pb含量不高,平均含量按上、中、下游次序逐渐降低;从垂向分布行为看,Cd在上游金堂地区上部含量高于下部,而中、下游两地则相反,而Pb均随着深度的增加而减少,反映了近年来人...
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