基于TRMM数据与SPI指数的广西地区旱涝演变分析

晏红波, 韦晚秋, 卢献健, 黄俞惠

A study of drought and flood evolution in Guangxi based on TRMM data and SPI drought index

YAN Hongbo, WEI Wanqiu, LU Xianjian, HUANG Yuhui

图4 1998—2019年旱涝发生频率统计

Fig.4 Frequency statistics of drought and flood in 1998—2019