青藏高原夏季风和北半球夏季季节内振荡对中国西南地区雨季旱涝的影响及协同作用

马萌萌, 左洪超, 李立程, 段济开

Individual and joint influence of the Qinghai-Tibetan Plateau summer monsoon and boreal summer intraseasonal oscillation on drought and flood in rainy season of southwestern China

MA Mengmeng, ZUO Hongchao, LI Licheng, DUAN Jikai

图2 1981—2020年中国西南地区雨季QTPMI的平均功率谱(a)和不同相位平均降雨量箱线图(b) [箱线图从下至上的值依次对应为第5(下限)、第25(下四分位)、中位数、第75(上四分位)和第95(上限)百分位。下同]

Fig.2 Mean power spectra of the Qinghai-Tibetan Plateau summer monsoon index (a) and box plot of mean precipitation at different phases of the QTPMI (b) in rainy season of southwestern China from 1981 to 2020 (The value of box plot from bottom to top are the 5th (lower bound)， 25th (lower quartile)， median， 75th (upper quartile) and 95th (upper bound) percentiles， respectively. the same as below)