引用本文: | 马景钊,郝璐. 基于SPI和SPEI指数的锡林郭勒草原干旱时空变化特征. 草业科学, 2021, 38(12): 2327-2339 . doi: 10.11829/j.issn.1001-0629.2021-0216 |
Citation: | MA J Z, HAO L. Temporal and spatial variation of drought in the Xilingol grassland based on the standardized precipitation index and standardized precipitation evapotranspiration index. Pratacultural Science, 2021, 38(12): 2327-2339 . doi: 10.11829/j.issn.1001-0629.2021-0216 |