水稻是我国的主要粮食作物,稻谷产量约占粮食总产量的1/2。近年来,受异常天气的影响,水稻生产的稳产性下降,使一些地区粮食生产风险增大,直接影响了农民的收益和农村社会稳定。随着全球气候变暖趋势加剧,防范异常天气对水稻生产的影响,成为 Rice is the main food crop in our country. The output of paddy accounts for about 1/2 of the total grain output. In recent years, under the influence of anomalous weather, the steady productivity of rice production has decreased, which has led to the increased risk of food production in some areas and has directly affected the incomes of farmers and rural social stability. As the trend of global warming intensifies and prevents the impact of abnormal weather on rice production, it will become