TY - Journal of Yangtze River Scientific Research Institute A1 - CHEN Jin T1 - Characteristics of the Yangtze River Ecosystem Y1 - 2015-06-20 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 1 EP - 6 VL - 32 IS - 6 UR - http://ckyyb.crsri.cn N1 - 10.3969/j.issn.1001-5485.2015.06.001 ER -