摘要
通过对鞍山市郊蔬菜基地土壤中重金属含量的分析表明,所采集的菜地土壤中Cd的超标率为44 4%,Cu、Pb、Cr、As、Hg无超标现象。大田菜菜地土壤中As、Hg、Pb含量比大棚菜菜地略高,Hg、Pb、Cu、Cr、Cd含量超背景值。
Analyzed the content of the heavy metals in soil of vegetable bases in Anshan suburb, result shows that content of Cd in soil with 44.4% exceed the permissible limits of standard. However, Cu? Pb? Cr? As and Hg are in safe range in soil. The content of As? Hg and Pb in soil of field vegetable are higher lightly than one of drainage vegetable. The content of Hg? Pb? Cu? Cr and Cd in soil are higher than the background content.
出处
《干旱环境监测》
2005年第2期84-87,共4页
Arid Environmental Monitoring
关键词
蔬菜基地
土壤
重金属污染
vegetable bases
soil
heavy metals pollution
