Isotopic evidence of hydrological niche segregation and species coexisting mechanism of desert shrubs Reaumuria songarica and Nitraria sphaerocarpa - Huli Gu; Hai Zhou; Guopeng Chen; Heng Ren; Bing Liu; Xibin Ji; Xiangyan Feng; Qiyue Yang; Mingyan Fan; Wenzhi Zhao (Journal of Hydrology, 2025)