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3 树轮宽度年表图(a)、样本量和样芯数(b)及样本间平均相关系数(Rbar)和EPS曲线(c)
注:垂直虚线为EPS等于0.85对应的起始年。
Fig. 3 Tree ring width chronology (a), sample depth and number of cores (b), and Rbar and EPS (c)