Both Phragmites australis and Hedychium gardneranum were grown in a constructed wetland in order to study removal capability of nitrogen and phosphorus from livestock wastewater.

• 选取芦苇和人工湿地处理中未见应用报道的姜花,通过人工模拟湿地,采用畜禽养殖废水处理二级工艺出水进行处理,研究它们在处理过程中的脱氮除磷效果。