干旱对河西走廊植被净初级生产力的影响
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Impact of drought on net primary productivity of vegetation in arid and semi-arid areas: a case study of Hexi Corridor
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图7. 河西走廊干旱持续时间段平均NPP相对均值标准分数变化量(A、B、C分别表示林地、草地、荒漠) |
Fig.7. Variation of average NPP relative mean standard score of drought duration in Hexi Corridor of China (A, B, C, respectively representing forest land, grassland, desert) |
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