当前,保障粮食安全已成为日益关注的重大政治、经济和社会问题。人口增长,耕地减少,水资源紧缺,对安徽省未来的粮食安全产生直接影响。本文在分析安徽省粮食生产及其主要影响因素的基础上,初步分析了节水灌溉对保证粮食安全和农业可持续发展的关键作用。 At present, ensuring food security has become a major political, economic and social issue of increasing concern. Population growth, reduced arable land and water scarcity have a direct impact on the future food security in Anhui Province. Based on the analysis of grain production in Anhui Province and its main influencing factors, this paper analyzes the key role of water-saving irrigation in ensuring food security and sustainable development of agriculture.