Table 3 Model validation for different phenological developmental stages of wheat, specified as day of year
Stem elongation | Inflorescence emergence | Ripening | Maturity | |||||
|---|---|---|---|---|---|---|---|---|
R 2 | RMSE | R 2 | RMSE | R 2 | RMSE | R 2 | RMSE | |
DH | 0.36 | 7.06 | 0.58 | 4.11 | 0.36 | 9.07 | 0.68 | 7.11 |
UE | 0.6 | 4.48 | 0.63 | 4.13 | 0.63 | 5.02 | 0.73 | 6.13 |
FL | 0.53 | 5.18 | 0.53 | 4.85 | 0.64 | 7.81 | 0.90 | 12.27 |
OS | 0.21 | 7.46 | 0.47 | 5.95 | 0.07 | 14.9 | 0.66 | 3.76 |