| Season | Relationship | R2 | RMSE |
| Dry | HV with biomass | 0.57 | 35.49 |
| HH with biomass | 0.28 | 59.35 | |
| Rainy | HV with biomass | 0.34 | 54.38 |
| HH with biomass | 0.0039 | 82.59 |