松花江区气象水文干旱演变特征 |
吴燕锋, 章光新 |
Spatio-temporal Patterns of Meteorological and Hydrological Drought in the Songhua River Area from 1961 to 2010 |
Yanfeng Wu, Guangxin Zhang |
图4 松花江区干旱频次(a)、强度(b)、持续时间(c)和变化趋势(d)的空间分布特征 |
Fig.4 Spatial variation of meteorological drought frequency(a), intensities(b), durations(c) and change trend(d) in the Songhua River Area |