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水体苯胺、N和P生物修复研究
The Removal of Aniline,Nitrate and Phosphate Driven by 6 Kinds of Aquaculture Plants
【摘要】 利用水培试验研究了6种常见适于水栽植物和EM菌在处理含苯胺、N、P废水的效果。结果表明对水体苯胺修复效率为50.7%~97.3%。植物对苯胺、N、P的修复能力因植物不同而异。植物修复苯胺的能力排序为蕹菜>水葫芦>水浮莲>美人蕉>水花生>香蒲,而植物修复N的能力排序为水花生>水葫芦>蕹菜>香蒲>美人蕉>水浮莲。美人蕉和蕹菜对P修复能力高于其他植物。抗生素抑菌试验表明,水体中原有微生物在苯胺修复中起了显著作用。EM菌的加入增加对水体N的去除能力。EM菌对水体P修复无直接作用,EM菌促进水浮莲和水葫芦吸收P。
【Abstract】 The removal of aniline, nitrate and phosphate driven by 6 kinds of aquaculture plants and effective microorganisms was investigated by means of pot hydroponics.The results showed that the contribution for the removal of aniline was up to 50.7%~97.3%.The removal of aniline, nitrate and phosphate significantly depended on different plants.The ability of 6 plants for the removal of aniline followed the order as Ipbmoea aqualica>Eichhornia crassipes>Pistia stratiotes>Canna india>Alternanthera philoxeroides>Typha latifolia, while that for nitrate removal followed the order as Alternanthera philoxeroides>Eichhornia crassipes>pbmoea aqualica>Typha latifolia>Canna india>Pistia stratiotes.The ability of Canna india and Ipbmoea aqualica for phosphate removal was higher than that of other plants.The results of antibiotic test showed that native rhizosphere microorganism played very important role in aniline removal.Effective microorganisms could significantly enhance the removal of nitrate.Effective microorganisms could enhance phosphorate removal by Pistia stratiotes and Eichhornia crassipes.
【Key words】 aquaculture plant; aniline; nitrogen; phosphorous; effective microorganisms;
- 【文献出处】 农业环境科学学报 ,Journal of Agro-Environment Science , 编辑部邮箱 ,2009年03期
- 【分类号】X703
- 【被引频次】7
- 【下载频次】276