Model | Unstandardized coefficients | Standardized coefficients | t | Sig. | |
---|---|---|---|---|---|
B | Std. error | Beta | |||
1 | |||||
 (Constant) | 34.458 | 24.031 |  | 1.434 | 0.160 |
 dbh | 0.401 | 0.127 | 0.349 | 3.158 | 0.003 |
 Phenol content | 0.078 | 0.419 | 0.020 | 0.186 | 0.853 |
 Flavonoid content | 0.179 | 0.744 | 0.027 | 0.241 | 0.811 |
 Orthodihydric phenol content | − 0.330 | 2.077 | − 0.019 | − 0.159 | 0.875 |
 Moisture content | 0.910 | 0.481 | 0.183 | 1.892 | 0.066 |
 pH | − 0.423 | 5.814 | − 0.005 | − 0.073 | 0.942 |
 Light intensity | − 0.002 | 0.001 | − 0.218 | − 1.780 | 0.083 |
 Sugar content | 47.689 | 56.758 | 0.800 | 0.840 | 0.406 |
 Tannin content | − 360.325 | 431.986 | − 0.798 | − 0.834 | 0.409 |
 Terpenoid content | − 2.486 | 0.704 | − 0.332 | − 3.533 | 0.001 |
2 | |||||
 (Constant) | 33.263 | 17.307 |  | 1.922 | 0.062 |
 dbh | 0.401 | 0.125 | 0.350 | 3.209 | 0.003 |
 Phenol content | 0.077 | 0.413 | 0.020 | 0.186 | 0.854 |
 Flavonoid content | 0.175 | 0.733 | 0.026 | 0.239 | 0.812 |
 Orthodihydric phenol content | − 0.342 | 2.045 | − 0.019 | − 0.167 | 0.868 |
 Moisture content | 0.902 | 0.460 | 0.181 | 1.961 | 0.057 |
 Light intensity | − 0.002 | 0.001 | − 0.217 | − 1.809 | 0.078 |
 Sugar content | 47.614 | 56.039 | 0.799 | 0.850 | 0.401 |
 Tannin content | − 359.747 | 426.509 | − 0.797 | − 0.843 | 0.404 |
 Terpenoid content | − 2.498 | 0.675 | − 0.334 | − 3.702 | 0.001 |
3 | |||||
 (Constant) | 32.574 | 16.607 |  | 1.961 | 0.057 |
 dbh | 0.407 | 0.119 | 0.355 | 3.408 | 0.001 |
 Phenol content | 0.048 | 0.371 | 0.013 | 0.129 | 0.898 |
 Flavonoid content | 0.121 | 0.648 | 0.018 | 0.186 | 0.853 |
 Moisture content | 0.895 | 0.453 | 0.180 | 1.978 | 0.055 |
 Light intensity | − 0.002 | 0.001 | − 0.215 | − 1.823 | 0.076 |
 Sugar content | 51.469 | 50.460 | 0.863 | 1.020 | 0.314 |
 Tannin content | − 389.859 | 381.957 | − 0.864 | − 1.021 | 0.313 |
 Terpenoid content | − 2.473 | 0.650 | − 0.331 | − 3.802 | 0.000 |
4 | |||||
 (Constant) | 33.125 | 15.859 |  | 2.089 | 0.043 |
 dbh | 0.406 | 0.118 | 0.354 | 3.446 | 0.001 |
 Flavonoid content | 0.173 | 0.498 | 0.026 | 0.348 | 0.730 |
 Moisture content | 0.884 | 0.439 | 0.178 | 2.013 | 0.051 |
 Light intensity | − 0.002 | 0.001 | − 0.214 | − 1.840 | 0.073 |
 Sugar content | 50.255 | 48.994 | 0.843 | 1.026 | 0.311 |
 Tannin content | − 380.683 | 370.874 | − 0.843 | − 1.026 | 0.311 |
 Terpenoid content | − 2.476 | 0.642 | − 0.331 | − 3.854 | 0.000 |
5 | |||||
 (Constant) | 35.520 | 14.139 |  | 2.512 | 0.016 |
 dbh | 0.414 | 0.115 | 0.361 | 3.614 | 0.001 |
 Moisture content | 0.862 | 0.430 | 0.173 | 2.004 | 0.051 |
 Light intensity | − 0.002 | 0.001 | − 0.208 | − 1.826 | 0.075 |
 Sugar content | 49.467 | 48.439 | 0.830 | 1.021 | 0.313 |
 Tannin content | − 378.867 | 367.027 | − 0.839 | − 1.032 | 0.308 |
 Terpenoid content | − 2.498 | 0.633 | − 0.334 | − 3.949 | 0.000 |
6 | |||||
 (Constant) | 37.107 | 14.061 |  | 2.639 | 0.011 |
 dbh | 0.405 | 0.114 | 0.354 | 3.546 | 0.001 |
 Moisture content | 0.851 | 0.430 | 0.171 | 1.979 | 0.054 |
 Light intensity | − 0.002 | 0.001 | − 0.225 | − 1.996 | 0.052 |
 Tannin content | − 5.341 | 30.470 | − 0.012 | − 0.175 | 0.862 |
 Terpenoid content | − 2.505 | 0.633 | − 0.335 | − 3.959 | 0.000 |
7 | |||||
 (Constant) | 36.855 | 13.836 |  | 2.664 | 0.011 |
 dbh | 0.404 | 0.113 | 0.352 | 3.581 | 0.001 |
 Moisture content | 0.856 | 0.425 | 0.172 | 2.016 | 0.050 |
 Light intensity | − 0.002 | 0.001 | − 0.224 | − 2.013 | 0.050 |
 Terpenoid content | − 2.523 | 0.618 | − 0.337 | − 4.084 | 0.000 |