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Research on the Rare Earth Element (REE) Tracer Method of Slope-gully Erosion
Authors
刘普灵
吴普特
Publication date
1 January 1997
Publisher
Abstract
为解决野外小流域泥沙来源研究中REE的施放问题,在室内利用人工模拟降雨的方法,对坡面一沟坡连续体模型REE施放方法进行了试验研究。结果表明,对于坡度较陡,汇流相对集中的沟坡部位,可采用点穴施放法布设稀土元素,但仍需掺土,若布设纳稀土元素实际操作难度较大。在此基础上,提出了在野外小流域泥沙来源观测中可采用网格法布设点穴,并对其产沙量计算亦提出了相应的设想及方法
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Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
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Last time updated on 21/09/2018