Knowledge Resource Center for Ecological Environment in Arid Area
DOI | 10.1360/03yd0340 |
On the sand surface stability in the southern part of Gurbantunggut Desert | |
Wang, XQ; Wang, T![]() | |
通讯作者 | Wang, XQ |
来源期刊 | SCIENCE IN CHINA SERIES D-EARTH SCIENCES
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ISSN | 1006-9313 |
出版年 | 2005 |
卷号 | 48期号:6页码:778-785 |
英文摘要 | Longitudinal dunes are the most widespread dune types in the world sand seas but comprehensive study on the sand surface stability is scarce. The southern part of Gurbantunggut Desert is mainly covered by longitudinal dune in which fixed and semi-fixed dunes occupy over 80% of the total area. Systematic analysis on the climatic conditions, the soil moisture and vegetation distributions, and the sand surface activities showed that the fixed and semi-fixed dunes are in a comprehensive low-energy wind environment. Snow cover and frozen soil provide a good protection to the ground surface in winter. The temporal distribution of precipitation and corresponding variation of temperature create a favorable condition for the desert plants growth, especially for the ephemeral plants. The occurrence of effective winds for sand moving in April to June coincides with the stage of relatively wet sand surface and good vegetation cover, which effectively keep the sand surface stable at the interdune and the plinth of the dunes. Activity sand surface appears only at the crest and the upper part of the sand dunes. |
英文关键词 | Gurbantunggut Desert longitudinal dune sand surface stability |
类型 | Article |
语种 | 英语 |
国家 | Peoples R China |
收录类别 | SCI-E |
WOS记录号 | WOS:000230555100006 |
WOS关键词 | SOUTHWESTERN KALAHARI ; DUNEFIELD ACTIVITY ; LINEAR DUNES ; WIND ; VEGETATION ; TRANSPORT |
WOS类目 | Geosciences, Multidisciplinary |
WOS研究方向 | Geology |
来源机构 | 中国科学院新疆生态与地理研究所 ; 中国科学院西北生态环境资源研究院 |
资源类型 | 期刊论文 |
条目标识符 | http://119.78.100.177/qdio/handle/2XILL650/150353 |
作者单位 | (1)Chinese Acad Sci, Environm & Engn Res Inst, Lab Blown Sand Phys & Desert Environm Cold & Arid, Lanzhou 730000, Peoples R China;(2)Chinese Acad Sci, Xinjiang Inst Ecol & Geog, Urumqi 830011, Peoples R China |
推荐引用方式 GB/T 7714 | Wang, XQ,Wang, T,Jiang, J,et al. On the sand surface stability in the southern part of Gurbantunggut Desert[J]. 中国科学院新疆生态与地理研究所, 中国科学院西北生态环境资源研究院,2005,48(6):778-785. |
APA | Wang, XQ,Wang, T,Jiang, J,&Zhao, CJ.(2005).On the sand surface stability in the southern part of Gurbantunggut Desert.SCIENCE IN CHINA SERIES D-EARTH SCIENCES,48(6),778-785. |
MLA | Wang, XQ,et al."On the sand surface stability in the southern part of Gurbantunggut Desert".SCIENCE IN CHINA SERIES D-EARTH SCIENCES 48.6(2005):778-785. |
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