Spatio temporal Variability of Water Deficit in HuangHuaiHai Plain During 1961-2013
LI Xiang xiang，JU Hui，YAN Chang rong，LIU Qin，LI Ying chun
Chinese Journal of Agrometeorology . 2015, (03): 254 -262 .  DOI: 10.3969/j.issn.1000-6362.2015.03.002