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土地开发影响下的内陆河流水质演变研究——以塔里木河干流区上游为例
Authors
刘广明
杨劲松
+4 more
杨朝晖
汪玉磊
胡顺军
陈小兵
Publication date
31 December 2007
Publisher
Abstract
针对内陆灌区次生盐碱化扩张和河流盐化等问题,本文以塔里木盆地土地开发为例,首先,阐述了阿拉尔段河流水质的演化过程和特点,通过对新老绿洲灌区土壤盐分状况和盐分运移特征的比较,初步揭示了垦荒导致次生盐碱化扩张和河流矿化度的机制;其次,通过对荒地冲洗盐分定额的计算与比较,初步评估了垦荒可能对塔里木河水质造成的影响;最后,基于灌区次生盐碱化控制和河流水质改善的目的,提出以水定地和多途径排水是达到上述目的的关键措施。此外,对干排盐的作用也做了初步分析
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Institutional Repository of Xinjiang Institute of Ecology and Geography, CAS
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oai:ir.xjlas.org:365004/7011
Last time updated on 29/11/2016
Institutional Repository of Yantai Institute of Coastal Zone Research, CAS
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oai:ir.yic.ac.cn:133337/3895
Last time updated on 18/09/2018