TY - Journal of Yangtze River Scientific Research Institute A1 - CHENG Liu-san, SHI Wei-yu T1 - Standard of Ecological Compensation for Paddy Fields Transferring into Dry Land in Coal Mining Collapsed Zone Based on the Concept of Virtual Water: Case Study on Songzao in Chongqing Y1 - 2015-09-20 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 42 EP - 46 VL - 32 IS - 9 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20140275 ER -