Ecological water demand analysis in Arid Region Researches on ecological water demand of Wuliangsuhai Lake Study on the ecological water demands for typical estuaries in Haihe River Basin Water demand evaluation of riverside ecosystem in arid inland river basin: the case of Heihe River Basin Review on Instream Flow Incremental Methodology (IFIM) and applications Study on ecological water demand based on assessment of ecosystem disturbance degree in the Baiyangdian Wetland The primary estimation of water demand by the eco environment in Xinjiang Review on some issues of ecohydrology research at the watershed scale Analysis on ecological water demand and eco-hydrological configuration of wetlands in Songliao Basin Estimation of ecological water demands based on ecological water table limitations in the lower reaches of the Liaohe River Plain, China