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人工植被变化对坡面流水沙运动的影响

李海波 陈鑫 张扬 张永禄 刘其世

人民黄河Issue(8):94-97,4.
人民黄河Issue(8):94-97,4.DOI:10.3969/j.issn.1000-1379.2015.08.024

人工植被变化对坡面流水沙运动的影响

Experimental Study on Changes of Artificial Vegetation Distribution on Flow and Sediment Movement of Overland Flow

李海波 1陈鑫 1张扬 1张永禄 1刘其世1

作者信息

  • 1. 四川大学水力学与山区河流开发保护国家重点实验室,四川成都610065
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摘要

Abstract

With the influence of different distribution of artificial vegetation,the characteristics of overland flow and the corresponding sedi-ment transport were herein investigated experimentally. The experimental vegetation model was made by the PVC pipe and the experimental distribution of artificial vegetation consisted of uniform and non-uniform modes. The results show that the characteristics of overland flow are significantly affected by the different vegetation distributions. When there is deposition on the overland,the non-uniform modes have higher effect on the characteristics of overland flow than that of uniform modes,but the effect is very little without the deposition. Similarly the sedi-ment transport rate depends on the changes of flow and vegetation distribution with the action of sediment deposition.

关键词

坡面流/植被分布/输沙率/拦沙率

Key words

overland flow/vegetation distribution/sediment transport rate/sediment deposition

分类

天文与地球科学

引用本文复制引用

李海波,陈鑫,张扬,张永禄,刘其世..人工植被变化对坡面流水沙运动的影响[J].人民黄河,2015,(8):94-97,4.

基金项目

国家自然科学基金资助项目(41171016);长江科学院开放研究基金资助项目(CKWV2012313/KY)。 ()

人民黄河

OA北大核心CSTPCD

1000-1379

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