392 BC—2017 AD柴达木盆地东北部降水变化及其与太阳活动和强火山喷发的联系
李明启, 邵雪梅, 张永

Precipitation variation and its linkage with solar activity and large volcanic eruptions during 392 BC-2017 AD in Northeastern Qaidam Basin, China
LI Mingqi, SHAO Xuemei, ZHANG Yong
图2 上一年7月至当年6月降水量与年表散点图及拟合曲线
Fig. 2 Scatter plot and fitted curves of precipitation from previous July to current June and tree ring chronology