南亚热带常绿阔叶林4个树种对增温的生理生态适应能力比较

李旭, 吴婷, 程严, 谭钠丹, 蒋芬, 刘世忠, 褚国伟, 孟泽, 刘菊秀

Ecophysiological adaptability of four tree species in the southern subtropical evergreen broad-leaved forest to warming

LI Xu, WU Ting, CHENG Yan, TAN Na-Dan, JIANG Fen, LIU Shi-Zhong, CHU Guo-Wei, MENG Ze, LIU Ju-Xiu

表2 增温和对照条件下南亚热带常绿阔叶林4个树种光合速率和气孔导度的关系(一元线性回归)

Table 2 Relationship between photosynthesis rate and stomatal conductance under control and warming environments of four tree species in southern subtropical evergreen broad-leaved forest (unary linear regression)

树种 Species 处理 Treatment 斜率 Slope 截距 Intercept R2 p 红枝蒲桃 Syzygium rehderianum 对照 Control 20.057 6.463 0.319 0.109 增温 Warming 20.178 4.252 0.162 0.076 海南红豆 Ormosia pinnata 对照 Control 123.374 -0.843 0.492 0.021 增温 Warming -8.698 9.819 0.039 0.490 红锥 Castanopsis hystrix 对照 Control 20.228 4.090 0.530 0.007 增温 Warming 18.066 3.978 0.159 0.070 木荷 Schima superba 对照 Control 31.071 7.561 0.462 0.009 增温 Warming 35.576 5.570 0.410 0.003