基于气象旱涝指数的旱涝急转事件识别方法
杨家伟,陈华,侯雨坤,赵英,陈启会,许崇育,陈杰

A method to identify the drought-flood transition based on the meteorological drought index
YANG Jiawei,CHEN Hua,HOU Yukun,ZHAO Ying,CHEN Qihui,XU Chongyu,CHEN Jie
图3 2011年5-6月长江流域各旬旱涝事件强度
Fig. 3 The severity of droughts and floods in the Yangtze River Basin from May 2011 to June 2011