Keywords polluted surface water;horizontal subsurface flow constructed wetlands;GC/MS;removal pathways for phosphorus;PCR-DGGE;microbial diversity;first order model;mechanism model;

• 受污染水体;水平潜流人工湿地;GC/MS;除磷途径;PCR-DGGE;微生物多样性:一级动力学模型;机理模型;