重庆市近郊区蔬菜地土壤重金属含量变化及污染情况

Change of the content of Heavy Metal and contamination in soil of the vegetables Bases in suburbs of Chongqing

通过 1999年和 1989年对重庆市近郊蔬菜地土壤中重金属的监测和评价得出 :重庆市近郊蔬菜地土壤重金属中除Hg含量没多大变化外 ,Pb、Cd、As含量变化较大 ,并且沙坪坝区和南岸区受到污染。

By 1999's and 1989's monitoring and assessment the content of heavy metals in soil samples of the vegetable bases in suburbs of Chongqing come to a conclusion, Change of the contents of Pb?Cd?As are very big except Hg, and the soils of Sa Pinba and Lan An are contaminated.