黄柏山树轮生长对气候因子的响应及模拟

彭剑峰, 王婷

Response and Model of Tree-rings Growth to Climate Factors at Huangbaishan Mountain in Henan Province

Jian-feng PENG, Ting WANG

表2 3个树木年轮宽度年表的主成份分析及特征向量

Table 2 Principal components analyses and eigenvectors from the three standard tree-ring width chronologies

主成分 特征值 贡献率 （%） 累计贡 献率（%） 特征向量 XLH DXG JFJ PC1 1.8018 60.061 60.061 0.662 0.595 0.455 PC2 0.8363 27.875 87.936 -0.114 -0.520 0.846 PC3 0.3619 12.064 100.000 -0.740 0.613 0.277