| 摘要: |
| 对210国道陕西洛川境内京兆路段和永乡路段公路旁苹果园内果实、叶片和土壤中的铅含量进行了分析研究。结果表明,汽车排放的尾气使公路两旁200 m范围内果园的土壤、果实和叶片受到了不同程度的表面铅污染,距公路越近,果实、叶片、土壤中的铅含量相对越高;距公路100 m范围为主要污染区域,此范围内苹果果实铅含量严重超标;不同路段因车速不同,果实、叶片和土壤中的铅含量存在一定差异。 |
| 关键词: 公路旁 苹果园 铅污染 铅含量 |
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| 基金项目:国家“十五”科技攻关项目（2001BA804A28，2004BA516A10） |
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| Studies on lead pollution in the apple orchards on the side of expressway |
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| Abstract: |
| On west side of the expressway 210 in Luochuan county of Shaanxi province,the contents of Lead in apple fruits,leaves and soil were studied from Yongxiang section and Jingzhao section alongside the expressway.The results showed that the surfaces of apple fruits,leaves and soil had been obviously polluted by transportation within 200 m.The contents of lead in the fruits,leaves and soil increased with distance decreasing.The major pollution scope of transportation upon apple orchard was within 100 m,within which,the contents of lead in the fruits were higher than the state standard.The contents of lead in the fruits,leaves and soil were different between two sections. |
| Key words: on the side of expressway apple orchard lead pollution lead content |
