喀什市城市道路表层土壤中铅含量的分析及评价  

Analysis and Evaluation on the Pb Content of Main Road Next to the Lead Surface Soils in Kashgar

作　　者：王晶[1] 殷飞[1] 王志强[1] 

机构地区：[1]喀什师范学院生命与环境科学系,新疆喀什844008

出　　处：《喀什师范学院学报》2011年第3期32-35,共4页Journal of Kashgar Teachers College

摘　　要：为了研究喀什市城市道路表层土壤中Pb的含量及污染状况,选取了具有代表性的城市道路进行取样调查与分析评价.研究结果表明,喀什城市道路表层土壤中Pb的含量均超过了新疆土壤环境的背景值(19.4mg/kg).采用单因子污染指数评价分析发现喀什市主干道表层土壤已受到不同程度的Pb污染,污染等级为轻污染与中污染.In order to study the Pb pollution levels in the surface soil on both sides of the main road in Kashgar,selected a representative sample for analysis and evaluation,it shows that： Pb content in the surface soil is higher the Xinjiang background value of the environment（19.4mg/kg）.Using the single-factor index analysis revealed that the soil has been polluted in different degrees,it is between light and middle degree of pollution.

关 键 词：城市道路 表层土壤 行道树 PB含量 车流量 污染评价 

分 类 号：X502[环境科学与工程—环境工程]