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Application of Nuclear Monitoring Techniques in Soil Erosion Study
Authors
刘善灵
李雅琦
田均良
Publication date
1 January 1998
Publisher
Abstract
核示踪技术是研究土壤侵蚀的一种新技术。本文简述了土壤侵蚀研究中核示踪技术的应用现状,并介绍了一种新方法———稳定性稀土元素(REE)示踪法。该方法可定量测定坡面不同地形部位的相对侵蚀量,揭示侵蚀过程中相对侵蚀量沿坡面的变化趋势,还可反映野外全坡长小区土壤侵蚀的分布模式。应用结果表明,稀土元素在土壤侵蚀时空分布、泥沙运移、沉积过程以及小流域泥沙来源等研究领域均有广阔的应用前景
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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