三种遥感干旱监测指数在黄土高原东部的适用性研究
田国珍, 任玉欢, 杨茜, 黄小燕, 赵斯楠, 左小瑞, 李智才

Application study of three remote sensing drought monitoring indices in the eastern Loess Plateau
TIAN Guozhen, REN Yuhuan, YANG Qian, HUANG Xiaoyan, ZHAO Sinan, ZUO Xiaorui, LI Zhicai
图2 山西省2022年5月5日(a、b、c、d)、13日(e、f、g、h)实测20 cm土壤墒情(a、e)及CWSI(b、f)、TVDI(c、g)、VSWI(d、h)干旱监测指数空间分布
Fig.2 The spatial distribution of 20 cm soil moisture (a, e) and CWSI (b, f), TVDI (c, g), VSWI (d, h) drought monitoring indices in Shanxi Province on May 5 (a, b, c, d) and 13 (e, f, g, h), 2022