基于TVDI的内蒙古草地干旱变化特征分析

程伟,辛晓平(

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Analysis of Spatial-Temporal Characteristics of Drought Variation in Grassland Area of Inner Mongolia Based on TVDI

CHENG Wei,XIN XiaoPing(

)

图4. 各草地类型不同干旱等级所占面积比
TD-温性荒漠类;TS-温性草原类;TSD-温性草原化荒漠类;TDS-温性荒漠草原类;TMS-温性草甸草原类;LM-低地草甸类;MM-山地草甸类;M-沼泽类

Fig. 4. The area ratio of different drought grades in different grassland types
TD-Temperate desert type; TS-Temperate steppe type; TSD-Temperate steppe-desert type; TDS-Temperate desert-steppe type; TMS-Temperate meadow-steppe type; LM-Lowland meadow type; MM-Montane meadow type; M-Marsh type