Assessment of Spring and Summer Meteorological Droughts Based on SPEI and SPI in Eastern Agricultural Region of Qinghai Province
TANG Min, ZHANG Bo, ZHANG Yao-zong, WANG Guo-qiang, MA Bin, JIA Yan-qing
JOURNAL OF NATURAL RESOURCES . 2017, (6): 1029 -1042 .  DOI: 10.11849/zrzyxb.20160584