不同林龄、树种落叶松人工林径向生长与气候变化的关系

温晓示,陈彬杭,张树斌,徐凯,叶新宇,倪伟杰,王襄平

Relationships of radial growth with climate change in larch plantations of different stand ages and species

Xiao-Shi WEN,Bin-Hang CHEN,Shu-Bin ZHANG,Kai XU,Xin-Yu YE,Wei-Jie NI,Xiang-Ping WANG

Table 2 Summary of statistics for standard chronology in sampling plots of Caohekou (CHK) and Wandianzi (WDZ)

样地 Plot 树芯/株数 Number of cores/trees 样芯长度 Length of series (a) 用于气候分析 的年表长度 Chronology length for climate analysis (a) 平均敏感度 Mean sensitivity 标准偏差 Standard deviation R1样本间平均相关系数 Mean correlations among all radii 一阶自相 关系数 Autocorrelation order 1 信噪比 Signal-to- noise ratio 样本总体 代表性 Express population signal 第一主成分所占方差量 PCA1 (%) CHK01 39/23 1950-2016 1986-2016 0.170 0.217 0.340 0.610 18.064 0.948 0.411 CHK02 63/34 1950-2016 1986-2016 0.199 0.250 0.431 0.586 38.694 0.975 0.463 CHK03 43/23 1996-2016 1996-2016 0.160 0.142 0.324 -0.054 14.382 0.935 0.396 CHK04 46/23 1996-2016 1996-2016 0.165 0.151 0.395 0.244 20.857 0.954 0.432 CHK05 38/20 1956-2016 1986-2016 0.147 0.212 0.307 0.680 13.743 0.932 0.368 CHK06 49/27 1956-2016 1986-2016 0.154 0.167 0.242 0.449 13.431 0.931 0.283 CHK07 39/20 2002-2016 2002-2016 0.213 0.217 0.475 0.409 33.504 0.971 0.524 CHK08 38/20 2000-2016 2000-2016 0.151 0.145 0.285 0.142 15.149 0.938 0.354 CHK09 46/26 1989-2016 1989-2016 0.161 0.186 0.493 0.392 36.937 0.974 0.535 CHK10 40/22 1996-2016 1996-2016 0.181 0.239 0.603 0.491 51.739 0.981 0.639 WDZ01 40/22 1968-2016 1986-2016 0.200 0.199 0.414 0.267 24.718 0.961 0.464 WDZ02 41/21 1967-2016 1986-2016 0.225 0.220 0.501 0.246 36.094 0.973 0.533 WDZ03 62/36 1944-2016 1986-2016 0.204 0.211 0.313 0.349 26.460 0.964 0.347 WDZ04 44/24 1945-2016 1986-2016 0.166 0.178 0.284 0.247 11.489 0.920 0.329 WDZ05 64/34 1994-2016 1994-2016 0.143 0.150 0.278 0.273 20.824 0.954 0.332 WDZ06 42/28 1994-2016 1994-2016 0.154 0.155 0.430 0.100 26.446 0.964 0.470 WDZ07 81/43 1971-2016 1986-2016 0.253 0.278 0.247 0.448 20.714 0.954 0.308