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江汉平原城郊菜地土壤重金属的环境质量评价
引用本文:田应兵,陈锋,雷明江,杨玉华.江汉平原城郊菜地土壤重金属的环境质量评价[J].环境科学与技术,2005,28(4):79-80.
作者姓名:田应兵  陈锋  雷明江  杨玉华
作者单位:1. 长江大学农学院,荆州,434025
2. 湖北省荆门市土肥站,荆门,434500
基金项目:湖北省教育厅国际合作项目(99G004)
摘    要:对江汉平原5个典型城市郊区菜地土壤中的重金属(铜、锌、铅、镉、镍、砷)含量进行测定分析,并应用单因子污染指数法对其环境质量进行评价。结果表明如以土壤背景值为评价标准,则该区域菜地土壤的重金属基本上超过污染指标,污染程度为Zn>Cu>Cd>Pb>Ni>As;如以国家《土壤重金属污染评价标准》为评价标准,则菜地土壤的重金属未超过污染指标。5个调查区中,宜昌市菜地土壤重金属污染程度大于其它4个地区。

关 键 词:菜地土壤  重金属  环境质量  评价  江汉平原
文章编号:1003-6504(2005)04-0079-02
修稿时间:2004年10月19

Environment Quality Evaluation on Heavy Metals of Vegetable Plantation Soil in Suburbs of Several Cities in Jianghan Plain
TIAN Ying-bing,CHEN Feng,LEI Ming-jiang,YANG Yu-hua.Environment Quality Evaluation on Heavy Metals of Vegetable Plantation Soil in Suburbs of Several Cities in Jianghan Plain[J].Environmental Science and Technology,2005,28(4):79-80.
Authors:TIAN Ying-bing  CHEN Feng  LEI Ming-jiang  YANG Yu-hua
Abstract:Contents of heavy metals such as Cu, Zn, Pb, Cd, Ni and As of vegetable plantation soil in suburbs of five cities in Jianghan Plain were investigated to evaluate environment quality of heavy metals using a method of single factor pollution index. Results showed soil was polluted with all heavy metals by using natural background values as evaluation standard with order of contaminating degree as Zn>Cu>Cd>Pb >Ni >As; while using national standard GB15618 - 1995 as evaluation standard, soil was not polluted with all heavy metals. Of five investigated cities, contents of heavy metals of vegetable plantation soil in Yichang City were the highest.
Keywords:vegetable plantation soil  heavy metal  environment quality  evaluation  Jianghan Plain
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