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巴丹吉林沙漠戈壁地区不同地表覆盖类型下表土的平均起动摩阻风速 被引量:2

The Mean Threshold Wind Friction Velocities of Surface Soils with Various Land Cover Types in Badain Juran Desert, China
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摘要 起动摩阻风速是模拟表土风蚀和粉尘释放的重要临界参数.根据地表覆盖类型、植被平均的高度和覆盖度、砾石平均高度和覆盖度以及表土微团粒粒度分布特征,利用Marticorena的起动摩阻风速模式模拟了巴丹吉林沙漠不同地表覆盖类型的平均起动摩阻风速.模拟结果显示:裸露流动沙丘平均起动摩阻风速为20.43 cm/s,稀疏植被覆盖沙丘和砂砾质戈壁在60~80 cm/s之间,预示着裸露流动沙丘是粉尘释放主要源区.
出处 《过程工程学报》 CAS CSCD 北大核心 2004年第z1期754-759,共6页 The Chinese Journal of Process Engineering
基金 中国科学院地球环境研究所黄土与第四纪国家重点实验室开放基金(批准号:SKLLQG0212),国家重点基础研究发展规划项目(批准号:G2000048703)
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参考文献24

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二级参考文献23

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