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2 降水梯度下油松径向生长与气候因子效应值及统计参数
Table 2 Statistics of effect size ( R ) between radial growth of P. tabulaeformis and climatic factors under precipitation gradients
气候因子月份效应值的系数标准差tP>|t|
降水上年9月-0.00060.0002-2.930.009
当年3月-0.00030.0001-1.640.116
当年5月-0.00010.0002-0.680.505
当年6月-0.00030.0001-1.950.064
当年7月-0.00030.0002-1.450.161
气温当年2月0.00030.00021.210.240
当年5月8.39×10-60.00020.040.965
当年6月0.00020.00021.060.300
当年7月0.00050.0950-4.330.000