Spatial and Temporal Variation of Meteorological Drought Days in Hunan Province
ZHANG Jian ming，LIAO Yu fang，PENG Jia dong，ZHOU Jian jun，TAN Xiao
Chinese Journal of Agrometeorology . 2013, (06): 621 -628 .  DOI: 10.3969/j.issn.1000-6362.2013.06.001