| 不同土地利用方式下西部矿业城市土壤重金属污染状况调查 |
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| 引用本文： | 王轲,宫惠峰,张辉.不同土地利用方式下西部矿业城市土壤重金属污染状况调查[J].安徽农业科学,2009,37(9). |
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| 作者姓名： | 王轲 宫惠峰 张辉 |
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| 作者单位： | 1. 西北师范大学地理与环境科学学院,甘肃兰州,730070
2. 邢台职业技术学院资源环境工程系,河北邢台,054030 |
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| 摘 要： | 目的]揭示不同土地利用类型的土壤重金属污染特征。方法]以西部矿业城市金昌为对象,调查不同利用方式下土壤中重金属污染的状况和特征,并用富集系数法和Nemero综合指数法对其进行评价。结果]研究区重金属总体污染程度为Ni>Co>Cu>Cd>As。7种利用类型的土壤综合污染程度存在明显差异。水域、绿地、工业用地、道路广场用地和居住用地均达到重污染,公共设施用地和市政公用设施用地为中污染。研究区重金属污染的浓度以冶炼厂为中心呈扇形分布。污染程度与研究区气象条件、气候状况、污染途径、城市规划布局和工业生产活动有关。结论]该研究为我国西北矿区城市受污染土壤评估的研究提供了参考依据。
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| 关 键 词： | 城市土壤 土地利用方式 重金属污染 |
Survey on the Heavy Metal Pollution in Soil under Different Land-utilization Ways in West Mining City |
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| WANG Ke et al.Survey on the Heavy Metal Pollution in Soil under Different Land-utilization Ways in West Mining City[J].Journal of Anhui Agricultural Sciences,2009,37(9). |
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| Authors: | WANG Ke |
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| Institution: | WANG Ke et al (College of Geography , Environmental Sciences,Northwest Normal University,Lanzhou,Gansu 730070) |
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| Abstract: | Objective] The aim was to discover the pollution characters of heavy metal in soil with different land-utilization types.Method] With the western mining city Jinchang as object,the pollution condition and characters of heavy metal in soil with different utilization ways were investigated and they were evaluated by the method of enrichment coefficient and Nemero comprehensive index.Result] On the whole,the pollution degree of the heavy metal in the investigated area was Ni>Co>Cu>Cd>As.There was obvious di... |
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| Keywords: | Urban soil Land-utilization ways Heavy metal pollution |
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