TY - Journal of Arid Meteorology A1 - ZHANG Chao, LUO Boliang T1 - Spatio-temporal Characteristics of Persistent Regional Meteorological Drought in Summer and Autumn in Hunan Y1 - 2021-04-30 JF - Journal of Arid Meteorology JO - Journal of Arid Meteorology SP - 193 EP - 202 VL - 39 IS - 2 UR - http://www.ghqx.org.cn N1 - 10.11755/j.issn.1006-7639(2021)-02-0193 ER -