| 贵阳市无公害蔬菜地土壤重金属含量调查与评价 |
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| 引用本文： | 张宝林,赵为武,张军,庞宏宇,刘凯,赖飞.贵阳市无公害蔬菜地土壤重金属含量调查与评价[J].农技服务,2013(1):30-33. |
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| 作者姓名： | 张宝林 赵为武 张军 庞宏宇 刘凯 赖飞 |
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| 作者单位： | 1. 贵州省农产品质量安全监督检验测试中心,贵州贵阳,550004
2. 湄潭县农业局,贵州湄潭,564100 |
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| 摘 要： | 为了解贵阳市无公害蔬菜产地的土壤重金属污染状况,促进当地自然和生态坏境合理保护和利用,对贵阳市云岩区、乌当区、白云区、开阳县和息烽县主要蔬菜基地土壤样重金属含量进行调查、取样、分析。结果表明:472个代表样品中各测定项目的范围和平均值分别为:汞0.02～1.23 mg/kg和0.17 mg/kg、砷0.007～53.96 mg/kg和17.84 mg/kg、镉0.01～1.14 mg/kg和0.16 mg/kg、铅0.10～153.88 mg/kg和33.06 mg/kg、铬0.30～194.23 mg/kg和101.49mg/kg。
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| 关 键 词： | 贵阳市 土壤 重金属 无公害蔬菜 |
Investigation and evaluation of heavy metal content in soil of Guiyang pollution-free vegetable production |
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| Abstract: | It is surveyed,sampled,analised that heavy metal content in vegetable base soil of Yunyan District,Wudang District,Baiyun District,Kaiyang and in Xifeng County of Guiyang City so as to explore Guiyang vegetable base of soil heavy metals and pollutionconditions,to provide a basis for the development of pollution-free vegetable production.The analysis showed that of the 472 representative samples,the mercury content of 0.02 to 1.23(0.17) mg·kg-arsenic content of 0.007 to 53.96(17.84) mg/kg,the cadmium content of 0.01-0.97(0.16) mg/kg,the lead content of 0.10 to 153.88(33 06) mg/kg,the chromium content of 0.30 to 194.23(101.49) mg/kg.According to the requirements of the pollution-free vegetable base of soil heavy metals,lead,chromium content in full compliance,in addition to mercury,arsenic,cadmium in soil part of the township is not suitable for the cultivation of pollution-free vegetables,other counties and towns are in line with the requirements. |
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| Keywords: | Guiyang soils Heavy metal Pollution-free vegetables |
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