3Hyungjin K, Krishna R P. Competitive growth of Nocardia and Acinetobacter under anaerobicaerobic batch operation [ J]. Water Res,2000,34(10) :2667 - 2674.
4Mamais D A, Andreadakis C N, Kalergis C. Causes of, and control strategies for, Microthrix parvicella bulking and foaming in nutrient removal activated sludge systems [J]. Water Res,1998,34(4/5):9 -17.
5Shao Y J, Starr M, Kaporis K, et al. Polymer addition as a solution to Noeardia foaming problem [ J ]. Water Environ Res,1997, (1) :25 -27.
6Yongwoo H,Toshihiro T. Control of Microthrix Parvicella foaming in activated sludge [ J ]. Water Res, 1998,32 (5) :1678 - 1688.
