Pollutant removal efficiency in upflow microaerobic biofilm reactor treating manure-free piggery wastewater with low COD/TN ratio and high
WANG Cheng, MENG Jia, LI Jiuling, LI Jianzheng, ZHAO Zhen
CIESC Journal . 2016, (9): 3895 -3901 .  DOI: 10.11949/j.issn.0438-1157.20160442