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xian dai huang he san jiao zhou zk226 kong yan xin 210pb al fe mn he cu de di qiu hua xue
Author(s): 
Pages: 25-33
Year: Issue:  4
Journal: Marine Geology & Quaternary Geology

Keyword:  210 Pb粒度粘土水合氧化物;
Abstract: 现代黄河三角洲ZK226孔岩心的210Pb、Al、Fe、Mn和Cu的地球化学表明,沉积物的粒度是控制上述元素的主要因素,这些元素与粒度的相关性是210Pb>Fe>Al>Mn>Cu。粘土和Fe的水合氧化物是吸附210Pb的主要组分。标准化后的210Pbex,与Al、Fe,Mn和Cu的比值对黄河中上游流域的土壤侵蚀情况具有良好的指示意义,这为建立黄河中上游流域的土壤侵蚀模式打下了必要的基础。
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