| 微生物异化还原铁氧化物体系对硝基苯的降解作用 |
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| 引用本文： | 许超,董军,马小兰,牛波,娄权正.微生物异化还原铁氧化物体系对硝基苯的降解作用[J].中国环境科学,2011,31(9):1472-1476. |
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| 作者姓名： | 许超 董军 马小兰 牛波 娄权正 |
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| 作者单位： | 1. 吉林大学环境与资源学院,吉林长春,130026
2. 天津创业环保集团股份有限公司,天津,300381 |
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| 基金项目： | 国家自然科学基金资助项目(40802055); 国家“863”项目(2007AA06Z343); 吉林大学基本科研业务费(200903157) |
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| 摘 要： | 对地下环境中铁氧化物的生物异化还原作用及其降解硝基苯的特性和效果进行了实验研究.结果表明,铁还原菌对硝基苯具有一定的降解能力,100h后硝基苯降解率>68.5%.微生物异化还原铁氧化物过程对硝基苯具有较好的降解作用,当针铁矿浓度为0.3mg/L时,协同降解效果最好,硝基苯降解率为78.5%.微生物的生长与铁氧化物的还原及硝基苯的降解之间具有明显的相关性.
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| 关 键 词： | 生物异化还原 铁氧化物 硝基苯 降解 |
| 收稿时间： | 2010-12-01; |
Degradation of nitrobenzene by bacterial dissimilatory reduction of iron oxides |
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| XU Chao,DONG Jun,MA Xiao-lan,NIU Bo,LOU Quan-zheng.Degradation of nitrobenzene by bacterial dissimilatory reduction of iron oxides[J].China Environmental Science,2011,31(9):1472-1476. |
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| Authors: | XU Chao DONG Jun MA Xiao-lan NIU Bo LOU Quan-zheng |
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| Institution: | XU Chao1,DONG Jun1,MA Xiao-lan1,NIU Bo2,LOU Quan-zheng2(1.College of Environment and Resources,Jilin University,Changchun 130026,China,2.Tianjin Capital Environmental Protection Group Company Limited,Tianjin 300381,China) |
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| Abstract: | Experiments were conducted to investigate the biological dissimilatory reduction process of iron oxides and characteristics and efficiency of nitrobenzene degradation in subsurface environment.The results indicated that iron reducing microbial could degrade nitrobenzene;and the nitrobenzene removal efficiency was over 68.5% in 100h.Nitrobenzene showed higher removal efficiency in the bacterial dissimilatory reduction process of iron oxides;the maximum removal efficiency was observed at the goethite concentr... |
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| Keywords: | biological dissimilatory reduction iron oxides nitrobenzene degradation |
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