Effects of Fe2+ on the Anaerobic Digestion of Chicken Manure: A Batch Study. - Wanqin Zhang; Jianbin Guo; Shubiao Wu; Renjie Ding; Jie Zhou; Qianqian Lang; Xin Li; Tao Lv 002; Changle Pang; Li Chen; Baozhi Wang (ICDMA, 2012)