[Objective]This study aimeds to explore the water supply and demand dynamics of cropland from a planting structure perspective,achieve multi-objective optimization adjustments,and provide theoretical references for the principles of"allocating land based on water resources"and sustainable utilization of cropland resources.[Methods]Taking the Hengshao Arid Corridor as the research area and supported by various data sources including baseline meteorological data,land use,crop planting,and agricultural socioeconomic data,this study employed a crop...