当前位置: 首页 > 文章 > 膨润土和沸石对污染土壤有效镉的动态影响 山西农业科学 2014,42 (9) 981-983
Position: Home > Articles > Dynamic Effect of Bentonite and Zeolite on Available Cd in Contaminated Soil Journal of Shanxi Agricultural Sciences 2014,42 (9) 981-983

膨润土和沸石对污染土壤有效镉的动态影响

作  者:
赵兴杰;侯鹏程;韩旭平;程升;刘秀珍
单  位:
太原市农业科学研究院;上海农林职业技术学院;太原市植保站;山西农业大学资源环境学院
关键词:
膨润土;沸石;有效镉;污染土壤;动态影响
摘  要:
应用盆栽试验研究了膨润土和沸石对Cd污染土壤Cd形态转化的影响。结果表明,在不同修复时期,膨润土和沸石表现出不同的修复效果,其中,在修复前期,对中低水平Cd污染土壤,膨润土和沸石都表现出良好的修复效果,对高Cd污染的土壤,膨润土的修复效果较好,沸石的修复效果较差;到修复后期,不同程度的Cd污染土壤,膨润土和沸石都表现出良好的修复效果。
译  名:
Dynamic Effect of Bentonite and Zeolite on Available Cd in Contaminated Soil
作  者:
ZHAO Xing-jie;HOU Peng-cheng;HAN Xu-ping;CHENG Sheng;LIU Xiu-zhen;Taiyuan Institute of Agricultural Sciences;Shanghai Vocational College of Agriculture& Forestry;Plant Protection Station of Taiyuan;College of Resources & Environment,Shanxi Agricultural University;
关键词:
bentonite;;zeolite;;available Cd;;contaminative soil;;dynamic effect
摘  要:
Restoration of soil polluted by heavy metal is a hot issue at home and abroad. Restoration of bentonite and zeolite for soil polluted by Cd was studied and tested by pot test and influence on alteration of Cd's formation in soil was conducted. The results show at different restoration time and restoration effect of bentonite and zeolite is different. At the initial time of restoration, restoration effect of both bentonite and zeolite is excellent to soil polluted by Cd at middle or low levels, However, restoration effect of bentonite is excellent to soil polluted by Cd at high level and that of zeolite is bad; At the late time, restoration effect of both bentonite and zeolite is excellent to soil polluted by Cd at any level.

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