油松( Pinus tabulaeformis )径向生长对气候响应的区域分异特征
苏靖茸, 肖生春, 彭小梅, 车存伟, 赵鹏

Regional differentiation of radial growth to climate response of Chinese pine ( Pinus tabulaeformis )
Jingrong Su, Shengchun Xiao, Xiaomei Peng, Cunwei Che, Peng Zhao
表4 降水梯度下油松径向生长与PDSI之间的效应值及统计参数
Table 4 Statistics of effect size ( R ) between radial growth of Pinus tabulaeformis and PDSI under precipitation gradients
林分 来源月份效应值的 系数标准差tP>|t|
天然林当年5月-0.00060.0003-2.430.028
当年6月-0.00060.0003-2.180.046
当年7月-0.00050.0003-1.540.145
人工林当年5月-0.00040.0005-0.690.500
当年6月-0.00050.0005-1.060.306
当年7月-0.00040.0005-0.770.453