Nutrients removal and bacterial community structure for low C/N municipal wastewater using a modified anaerobic/anoxic/oxic (mA2/O) process in North China
Keywords: mA2/O; modified anaerobic/anoxic/oxic; WWTPs; wastewater treatment plants; HRT; hydraulic retention time; SRT; solids retention time; DO; dissolved oxygen; EBPRs; enhanced biological phosphorus removal systems; GAOs; glycogen accumulating organisms; PAOs;