‘寒富’苹果树茎流特征及其对环境因子的响应

夏桂敏,孙媛媛,王玮志,吴奇,迟道才

The Characteristics of Sap Flow of Hanfu Apple Trees and Its Response to Environmental Factors

XIA GuiMin,SUN YuanYuan,WANG WeiZhi,WU Qi,CHI DaoCai

表6 环境因子对茎流速率的通径分析结果

Table 6 Path analysis results between sap velocity and environmental factors

自变量 Independent variable 简单相关系数 Simple correlation coefficient 直接通径系数 Direct path coefficient 间接通径系数 Indirect path coefficient 合计 Total x1 x2 x3 x4 x5 x6 x1 0.852 0.478 - 0.8018 -0.0285 0.1219 -0.9427 0.4221 0.3746 x2 0.656 1.308 0.2930 - -0.1855 0.0845 -1.4242 0.5790 -0.6532 x3 0.132 -0.250 0.0545 0.9705 - 0.0290 -1.0635 0.3912 0.3817 x4 0.619 0.196 0.2973 0.5637 -0.037 - -0.8483 0.4483 0.4240 x5 0.616 -1.548 0.2911 1.2034 -0.1718 0.1074 - 0.7334 2.1635 x6 -0.557 -0.792 -0.2548 -0.9561 0.1235 -0.1109 1.4334 - 0.2351