In China, due to the differences in geographical environment, Populus euphratica is concentrated in six geographical distribution sub-regions, including Southern Xinjiang sub-region, northern Xinjiang sub-region, western Inner Mongolia sub-region, western Gansu sub-region, Qinghai Qaidam northwest sub-region, Ningxia Plain sub-region. These sub-regions differ greatly in environmental characteristics, such as topography, water systems, soil and climate conditions.