Crutzen P J.Estimation of possible variation in total ozone due to natural causes and human activities[J].Ambio,1974,3:201-210.
[2]
Gillespie,Jr W B,et al.Transfers and transformations of zinc in constructed wetlands:mitigation of fare finery effluent[J].Ecological Engineering,2000,14:279-292.
[3]
Masi F.The tertiary treatment pilot plant of Publiser SpA(Florence,Tuscany):a multistage experience[J].Water Science and Technology,1999,40(3):195-202.
[4]
Juwarkar A S,OKE B,Juwarkar A,et al.Domestic wastewater treatment through constructed wetland in India[J].Water Science and Technology,1995,32(3):291-294.
Braskerud B C.Factors affecting phosphorus retention in small constructed wetlands treating agricultural non-point source pollution[J].Ecological Engineering,2002,19:41-61.
[11]
De Ceballos B S O,Oliveira H,Meira C M B S,et al.River water quality improvement by natural and constructed wetland systems in the tropical semi-arid region of Northeastern Brazil[J].Water Science and Technology,2001,44(11-12):599-605.
[12]
Shuhu-Ren,Yin-feng Lin,Der-Yunan,et al.Nutrient removal from polluted river water by using constructed wetlands[J].Bioresource Technology,2001,76:131-135.
Sakadevan K.Phosphate adsorption characteristics of soils,slags and zeolite to be used as substrates in constructed wetland systems[J].Water Research,1998,32(2):393-399.