Key Laboratory of Integrated Regulation and Resource Development on Shallow Lakes,Ministry of Education,Hohai University,Nanjing 210098,China;
College of Environment,Hohai University,Nanjing 210098,China;
China United Engineering Corporation Limited,Zhejiang 310000,China;
Papermaking wastewater; Secondary effluent; Nickel ferrite; Ag-doping; Catalytic ozonation;