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Position: Home > Articles > Purification Effect of Different Submerged Macrophytes and Their Combinations on Water Quality Journal of Anhui Agricultural Sciences 2019 (1) 64-67

不同沉水植物及其组合对水质的净化效果

作  者:
钱珍余;陈梅
单  位:
重庆市生态环境监测中心;贵州省贵阳市花溪区生态文明建设局
关键词:
沉水植物;轮叶黑藻;苦草;粉绿狐尾藻;组合;水质净化效果
摘  要:
[目的]研究不同沉水植物及其组合对水质的净化效果。[方法]通过静态模拟试验,对3种不同的沉水植物(轮叶黑藻、苦草、粉绿狐尾藻)及其4种组合方式(苦+轮、苦+粉、轮+粉和苦+轮+粉)对水体中NH3-N、TP和COD_(Mn)的净化效果进行研究。[结果]单一沉水植物中,苦草对水体中TP和COD_(Mn)的净化效果相对较好,最大去除率分别达52.3%和43.2%,轮叶黑藻对NH3-N净化效果最佳,最大去除率达60.3%。4种组合方式中,苦+轮的水质净化效果相对最佳,对水体中NH3-N、TP和COD_(Mn)的最大去除率分别达62.6%、58.6%和40.2%。[结论]综合分析3种沉水植物及其组合方式对NH3-N、TP和COD_(Mn)的平均净化效果,轮叶黑藻、苦草、苦+轮和苦+粉的综合净化效果较好,表明轮叶黑藻、苦草、苦+轮和苦+粉更适合作为水体原位修复的种植植物。
译  名:
Purification Effect of Different Submerged Macrophytes and Their Combinations on Water Quality
作  者:
QIAN Zhen-yu;CHEN Mei;Ecological and Environment Monitoring Center of Chongqing;Ecological Civilization Construction Bureau of Guiyang Huaxi;
单  位:
QIAN Zhen-yu%CHEN Mei%Ecological and Environment Monitoring Center of Chongqing%Ecological Civilization Construction Bureau of Guiyang Huaxi
关键词:
Submerged macrophytes;;Hydrilla verticillata;;Vallisneria natans;;Myriophyllum aquaticum;;Combinations;;Water purification effects
摘  要:
[Objective] The research aimed to study the purification effect of different submerged macrophytes and their combinations on the water quality. [Method] The purification effect on NH3-N,TP and COD_(Mn)in water were studied by three different submerged macrophytes such as Hydrilla verticillata,Vallisneria natans,Myriophyllum aquaticum and their four combinations( Vallisneria natans+Hydrilla verticillata,Vallisneria natans+Myriophyllum aquaticum,Hydrilla verticillata+Myriophyllum aquaticum,Vallisneria natans +Hydrilla verticillata+ Myriophyllum aquaticum).[Result]In a single submerged macraphyte,the purification effect on TP and COD_(Mn)of Vallisneria natans was higher than the other two submerged macrophytes and the maximum removal efficiency reached 52.3%和 43.2%,respectively.The purification effect on NH3-N of Hydrilla verticillata was higher than the other two submerged macrophytes and the maximum removal efficiency reached 60.3%.Among the four combinations,the purification effect on NH3-N,TP and COD_(Mn)of combination between Vallisneria natans with Hydrilla verticillata was higher than the other three combinations and the maximum removal efficiency reached 62.6%,58.6% and 40.2%,respectively. [Conclusion]Through comprehensive analysis,the average purification effect on NH3-N,TP and COD_(Mn)by planting Hydrilla verticillata,Vallisneria natans,combination between Vallisneria natans with Hydrilla verticillata,combination between Vallisneria natans with Myriophyllum aquaticum are higher than others. This study proves that Hydrilla verticillata,Vallisneria natans,combination between Vallisneria natans with Hydrilla verticillata,combination between Vallisneria natans with Myriophyllum aquaticum are more suitable for planting in situ restoration of water bodies.

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