The coefficient and mean standard error values (MSE) for predicting tree leaf area from dbh using Equation (2) for the modeling data set. Leaf area can be predicted by: , where LA = estimated leaf area and EXP = the inverse of the natural logarithm.
Common name | n | Leaf area vs. dbh | |||
---|---|---|---|---|---|
A | b | MSE | R2 | ||
Silver maple | 27 | 5.465 | 0.017 | 0.14538 | 0.93 |
Camphor | 28 | 3.482 | 0.046 | 0.21453 | 0.87 |
European ash | 27 | 3.198 | 0.056 | 0.26392 | 0.88 |
Ginkgo | 30 | 3.410 | 0.053 | 0.30207 | 0.86 |
Goldenrain tree | 28 | 3.139 | 0.054 | 0.37021 | 0.87 |
Crape myrtle | 25 | 2.634 | 0.073 | 0.55388 | 0.64 |
Sweetgum | 30 | 4.547 | 0.034 | 0.22762 | 0.68 |
Southern magnolia | 27 | 4.264 | 0.029 | 0.22067 | 0.66 |
Chinese pistache | 24 | 3.421 | 0.065 | 0.13464 | 0.89 |
London plane | 27 | 5.198 | 0.021 | 0.23508 | 0.74 |
Bradford pear | 29 | 5.115 | 0.021 | 0.16544 | 0.71 |
Zelkova | 30 | 4.033 | 0.045 | .012706 | 0.91 |