8Bankston J L. Degradation of trichloroethylene in wetland icrocosms containing broad-leaved cattail and eastern cottonwood[J]. Water Research, 2002(36):539 - 1546.
9Brix H. Functions of macrophytes in constructed wetlands[J]. Wat. Sci. Tech.,1994,29(4):71 - 78.
10Cheng S,Grosse W,Karrenbrock F,et al. Efficiency of constructed wetlands in decomtamination of water polluted by heavy metals[J]. Ecol.Eng., 2001,18(3):317 - 325.