摘要
对上海市浦东新区非污灌区的4个蔬菜园艺场和张江镇2个污灌区的土壤及其对应生长的蔬菜中的7种重金属进行检测。结果表明4个蔬菜园艺场符合无公害食品生产的园艺场环境要求,而张江镇污灌区的土壤Cd污染严重,其次是Cu、Zn和Hg污染,其上生长的蔬菜中Cr和Cd100%超标,属轻度污染。张江镇污灌区土壤和蔬菜的污染主要是由于上世纪70年代应用黄浦江疏浚底泥吹泥和污水灌溉等因素,致使土壤及农产品中重金属遭受污染。
We in Pudong, S analyzed 7 heavy metals concentration in vegetable hangghai city. Evaluation result showed that 4 and soil in 4 garden fields and 2 sewage sludge regions gardening fields meet accorded with environmental requirements. The soil of sewage sludge regions was polluted by Cd, Cu, Zn, Hg, while the vegetables grown in the soil was polluted by Cd, Cr. The cause was related to application of Huangpu river sewage sludge and irrigation.
出处
《土壤通报》
CAS
CSCD
北大核心
2005年第6期884-887,共4页
Chinese Journal of Soil Science
基金
国家自然科学基金重点项目(40131020
40173030)
上海市基础研究重点项目(02DJ14029)
上海市启明星跟踪计划项目(01QM1406)
国家教育部优秀青年教师资助计划资助
关键词
土壤
蔬菜
重金属
Soil
Vegetable
Heavy metal
