2023年上半年我国干旱的特征及其成因分析

王昀, 王丽娟, 陆晓娟, 张金玉, 王芝兰, 沙莎, 胡蝶, 杨扬, 颜鹏程, 李忆平

Analysis of the characteristics and causes of drought in China in the first half of 2023

WANG Yun, WANG Lijuan, LU Xiaojuan, ZHANG Jinyu, WANG Zhilan, SHA Sha, HU Die, YANG Yang, YAN Pengcheng, LI Yiping

图5 2023年上半年西南地区（a）及内蒙古东部（b）不同等级干旱站次比的逐日演变

Fig.5 Daily evolution of drought station frequency ratios at different levels in the southwest (a) and eastern Inner Mongolia (b) of the first half of 2023