4Luederitz V,Eckert E,Lange-Weber M,et al.Nutrient removal efficiency and resource economics of vertical flow and horizontal flow constructed wetlands[J].Ecological Engineering,2001,18(2):157-171.
5Scholes L,Shutes R B E,Revitt D M,et al.The treatment of metals in urban runoff by constructed wetlands[J].Science of The Total Environment,1998,214(1-3):211-219.