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在总结国内外关于农业干旱定义的基础上,对适应于农业干旱灾害风险评价的不同指标进行分析对比,归纳了农业干旱灾害风险评价方法并介绍其应用情况,总结了农业干旱预测预警理论和方法研究进展,结合农业、水文等相关学科的最新进展对农业干旱灾害风险评价和预测预警的发展趋势做出展望。
On the basis of summarizing the definition of agricultural drought at home and abroad, this paper analyzes and contrasts the different indicators that are suitable for the risk assessment of agricultural drought disaster, summarizes the method of agricultural drought disaster risk assessment and introduces its application, summarizes the theory and method of agricultural drought prediction and early warning Research progress, combined with the latest advances in agriculture, hydrology and other related disciplines, the prospects for the development trend of agricultural drought disaster risk assessment and prediction and early warning are prospected.