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新疆策勒绿洲-沙漠过渡带地表沙物质理化性质空间差异/Spatial Differentiation of Physico-chemical Properties of Surface Sand Materials in the Oasis-Desert Ecotone in Cele, Xinjiang, China[J]
毛东雷; 雷加强; 李生宇; 刘国军; 郑则浩; 薛杰; Mao Donglei; Lei Jiaqiang; Li Shengyu; Liu Guojun; Zhang Zehao; Xue Jie; 中国科学院新疆生态与地理研究所,新疆乌鲁木齐830011; 新疆师范大学地理科学与旅游学院,新疆乌鲁木齐830054; 中国科学院大学,北京100049; 新疆策勒荒漠草地生态系统国家野外科学观测研究站,新疆策勒848300
2015
Source Publication中国沙漠
Volume35Issue:1Pages:136-144
Abstract植被盖度、地形等会对荒漠区风沙土壤理化性质产生影响.对策勒自流沙前沿沿主风向到绿洲边缘的柽柳沙堆顶部、流动沙丘顶部、裸露平沙地3种地貌部位表面沙物质理化性质分析,结果表明:流动沙丘顶部沙物质平均粒径3.47~2.6Φ,明显粗于裸露平沙地和柽柳沙堆顶部沙粒,从流沙前沿到绿洲边缘沙物质有细化趋势,流沙前沿平沙地上沙粒平均粒径比绿洲边缘裸露平沙地沙粒平均粒径粗0.44Φ;在空间上沙物质分选系数差异不大,分选性都为中等偏上-中等;平沙地和流动沙丘顶部沙粒偏度为-0.06~0.06,相对于平均值分布近对称.柽柳沙堆顶部沙粒偏度分布在0.05~0.25,大都属于极细偏;流动沙丘顶部和平沙地沙粒都表现为中等峰态,柽柳沙堆顶部沙粒大多表现为窄峰态.柽柳沙堆顶部大部分沙物质pH为酸性,其余地貌部位沙粒都表现为碱性,3种地貌单元含盐量与地形高低关系较密切.不同地貌部位地表沙物质总盐量表现为:柽柳沙堆顶部>裸露平沙地>流动沙丘顶部,流动沙丘顶部沙粒含盐量最少,越靠近绿洲柽柳沙堆顶部沙粒总盐量愈高.
Keyword绿洲-沙漠过渡带 沙物质 理化性质 空间差异 策勒 Oasis-desert Ecotone Sand Materials Physicochemical Property Spatial Difference Cele
URL查看原文
Language中文
Document Type期刊论文
Identifierhttp://ir.xjlas.org/handle/365004/14583
Collection研究系统_荒漠环境研究室
Corresponding Author中国科学院新疆生态与地理研究所,新疆乌鲁木齐830011; 新疆师范大学地理科学与旅游学院,新疆乌鲁木齐830054; 中国科学院大学,北京100049; 新疆策勒荒漠草地生态系统国家野外科学观测研究站,新疆策勒848300
Recommended Citation
GB/T 7714
毛东雷,雷加强,李生宇,等. 新疆策勒绿洲-沙漠过渡带地表沙物质理化性质空间差异/Spatial Differentiation of Physico-chemical Properties of Surface Sand Materials in the Oasis-Desert Ecotone in Cele, Xinjiang, China[J][J]. 中国沙漠,2015,35(1):136-144.
APA 毛东雷.,雷加强.,李生宇.,刘国军.,郑则浩.,...&新疆策勒荒漠草地生态系统国家野外科学观测研究站,新疆策勒848300.(2015).新疆策勒绿洲-沙漠过渡带地表沙物质理化性质空间差异/Spatial Differentiation of Physico-chemical Properties of Surface Sand Materials in the Oasis-Desert Ecotone in Cele, Xinjiang, China[J].中国沙漠,35(1),136-144.
MLA 毛东雷,et al."新疆策勒绿洲-沙漠过渡带地表沙物质理化性质空间差异/Spatial Differentiation of Physico-chemical Properties of Surface Sand Materials in the Oasis-Desert Ecotone in Cele, Xinjiang, China[J]".中国沙漠 35.1(2015):136-144.
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