| 甘肃景电灌区次生盐化土壤的性质及其发生机理 |
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| 引用本文： | 李小刚,崔志军,王琳英.甘肃景电灌区次生盐化土壤的性质及其发生机理[J].计算机科学,2001(1):4-7. |
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| 作者姓名： | 李小刚 崔志军 王琳英 |
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| 作者单位： | 甘肃农业大学资源环境系!甘肃兰州730070 |
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| 摘 要： | 本文对甘肃景电灌区次生盐化土壤的理化性质进行了研究 .该区次生盐渍化土壤主要为硫酸盐氯化物和氯化物硫酸盐型 ,水溶性钠离子在阳离子中占绝对优势 .土壤通体碳酸钙含量很高 ,并有少量的石膏 .钠离子饱和度很高 ,具有钠质特性或钠质化现象 ,盐化与钠质化同时进行 .在此基础上对次生盐渍化的机理和改良进行了讨论
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| 关 键 词： | 甘肃景电灌区 次生盐渍化土壤 发生机理 防治措施 |
Properties and genetic mechanisms of the secondary salinized soils in Jingdian irrigation area of Gansu Province |
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| LI Xiao-gang,CUI Zhi-jun,WANG Lin-ying.Properties and genetic mechanisms of the secondary salinized soils in Jingdian irrigation area of Gansu Province[J].Computer Science,2001(1):4-7. |
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| Authors: | LI Xiao-gang CUI Zhi-jun WANG Lin-ying |
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| Abstract: | The secondary salinezed soils in Jingdian irrigation area were investigated. The salinized soils were classified as the types of chloride-sulfate and sulfate-chloride and water soluble cations were mainly sodium in the soils. Ca carbonate contents in the |
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| Keywords: | Jingdian irrigation area Secondary salinization Genetic mechanisms Protection measures |
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