广西糖料蔗种植区干旱遥感时空分析
覃纹, 黄秋燕, 覃志豪, 刘剑洪, 韦高杨

Spatiotemporal analysis of drought in sugarcane planting areas of Guangxi by remote sensing
QIN Wen, HUANG Qiuyan, QIN Zhihao, LIU Jianhong, WEI Gaoyang
表1 DSI干旱等级标准
Tab.1 DSI drought grade standard
数值 等级 数值 等级
≤-1.50 极度干旱 (0.30,0.60] 初始湿润
(-1.50,-1.20] 重度干旱 (0.60,0.90] 轻度湿润
(-1.20,-0.90] 中度干旱 (0.90,1.20] 中度湿润
(-0.90,-0.60] 轻度干旱 (1.20,1.50) 重度湿润
(-0.60,-0.30] 初始干旱 ≥1.50 极度湿润
(-0.30,0.30] 正常