崇贤镇土壤重金属污染状况分析与治理对策

针对崇贤镇土壤频繁遭受工业企业污染的实际情况,对其辖区内土壤重金属含量开展检测,进行污染综合评价分析。结果表明:在崇贤镇土壤中,存在着不同程度的镉、汞、镍和锌等重金属含量超标,土样超标率分别为19.7%、14.2%、12.2%和2.9%;土壤污染综合指数≦0.7(清洁)的土样占54.0%,在0.7~1.0之间(尚清洁)的土样占35.8%,在1~2之间(轻度污染)的土样占10.2%。并提出了整顿供应污染企业、实行污染土壤修复、调整优化种植结构、加强农产品质量安全监管等对策措施。

Soil Heavy Metal Pollution Analysis in the Chongxian Town and Countermeasures

To the actual situation of polluted by industrial enterprises in chongxian town,we carry out testing of soil heavy metals,conduct Comprehensive Evaluation of pollution.The results showed that： Chongxian town in the soil,there are different levels of cadmium,mercury,nickel and zinc,heavy metal content,which Soil samples exceeded the rates were 19.7%,14.2%,12.2% and 2.9%,Soil pollution index ≦0.7（clean） accounted for 54.0% of soil samples in between 0.7~1.0（Shangqing Jie） accounted for 35.8% of soil samples,between 1~2（light pollution） accounted for 10.2% of soil samples.Made to rectify the supply polluting enterprises,the implementation of remediation of contaminated soils,planting structure adjustment and optimization,enhance quality and safety of agricultural products regulation countermeasures.