Table 1.
CLIMEX parameter values used for modelling fall armyworm.
| Parameter | Description | Value |
|---|---|---|
| Moisture | ||
| SM0 | Lower soil moisture threshold | 0.1 |
| SM1 | Lower optimal soil moisture | 0.7 |
| SM2 | Upper optimal soil moisture | 0.9 |
| SM3 | Upper soil moisture threshold | 1.5 |
| 0.5Temperature | ||
| DV0 | Lower temperature threshold | 12 °C |
| DV1 | Lower optimal temperature | 22 °C |
| DV2 | Upper optimal temperature | 27 °C |
| DV3 | Upper temperature threshold | 34 °C |
| Cold Stress | ||
| TTCS | Cold stress temperature threshold | 8 °C |
| THCS | Cold stress accumulation rate | −0.001 week−1 |
| Heat Stress | ||
| TTHS | Heat stress temperature threshold | 38 °C |
| THHS | Heat stress accumulation rate | 0.001 week−1 |
| Dry Stress | ||
| SMDS | Soil moisture dry stress threshold | 0.1 |
| HDS | Dry stress accumulation rate | −0.001 week−1 |
| Wet Stress | ||
| SMWS | Soil moisture wet stress threshold | 1.5 |
| HWS | Wet stress accumulation rate | 0.001 week−1 |
| Minimum degree-day sum needed to complete a generation | ||
| PDD | Degree-Days per generation | 559 °C |