近60年河北省冬小麦干旱风险时空规律
Spatial and temporal patterns of drought risk for winter wheat grown in Hebei province in past 60 years
近60年河北省冬小麦干旱风险时空规律 |
| 张力,陈阜,雷永登 |
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Spatial and temporal patterns of drought risk for winter wheat grown in Hebei province in past 60 years |
| Li ZHANG,Fu CHEN,Yong-Deng LEI |
| 图2 冬小麦不同生育期阶段CWDI年际变化 |
| Fig. 2 Interannual changes of CWDI in different growth stages of winter wheat |
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