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艾比湖地区南北典型断面的土壤粒度特征/Characteristics of soil grain size in the southern and northern transections of Ebinur Lake region[J]
Authors
中国科学院新疆生态与地理研究所,新疆乌鲁木齐,830011
中国科学院新疆生态与地理研究所,新疆乌鲁木齐830011
+8 more
中国科学院研究生院,北京100049
塔里木油田公司矿区服务事业部,新疆库尔勒,841000
常轶深
杨林
王忠臣
环保部环境发展中心 北京 100029
钱亦兵
马玉娥
Publication date
1 January 2012
Publisher
Abstract
通过对艾比湖典型断面土壤粒度特征分析,发现研究区粒径组成以中粉沙为主,质地以砂质壤土为主,土壤垂向粗骨化明显.土壤分选性较差,粒度分布多为正偏,峰态多为窄峰态,表明该区土壤母质来源丰富,搬运—沉积环境异质性显著,但流水作用突出.北断面的分维值高于南断面,这与南断面分选性好于北断面相吻合.不同地区的概率累计曲线类型各异,但都富含悬移组分,并且对环境敏感的粒度组分大都在60 μm上下,说明研究区土壤母质以水成沉积环境为主的基础上,叠加有风成碎屑
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Last time updated on 29/11/2016