利用圆盘入渗仪推求含碎石土壤饱和水力传导度(英文)

被引:7
作者
朱元骏
邵明安
机构
[1] 中国科学院地理科学与资源研究所
关键词
碎石; 入渗; 土壤饱和水力传导度; 形状指数;
D O I
暂无
中图分类号
S152.7 [土壤水分];
学科分类号
摘要
在模拟土柱中,利用圆盘入渗仪对碎石对土壤饱和水力传导度的影响进行了分析。结果表明含碎石土壤饱和水力传导度可以通过对不同负压下土壤稳定入渗速率进行非线性回归获得。含碎石土壤饱和水力传导度与去除碎石后的土壤饱和水力传导度及碎石形状指数密切相关。试验中含碎石土壤的饱和水力传导度随碎石含量的增加而呈指数降低趋势。
引用
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页码:1 / 5
页数:5
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