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Application of Nuclides on Studies of Soil Erosion
Authors
刘普灵
宋炜
郑良勇
Publication date
1 January 2002
Publisher
Abstract
利用示踪技术研究土壤侵蚀在国外已有 30多年的历史 ,因其具有分析精度和量化程度高 ,能对土壤侵蚀时空变化进行定量监测的优势而受到重视。分别介绍了单核素示踪 (1 37Cs) ,多核素复合示踪 (7Be,2 1 0 Pb,2 2 6 Ra,2 30 Th,.1 37Cs)在土壤侵蚀和泥沙来源研究领域中的进展情况 ,并详细阐述利用稳定性稀土元素 (REE)示踪在研究泥沙来源 ,侵蚀产沙时空分布方面也是一种有效的方法 ,最后对各种方法做了简要评
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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