| Source | Plant Pop∙ha−1 | LAI at six-leaf stage | LAI at maturity | Harvest index | Day to maturity | GDD |
| Location (L) | *** | NS | *** | *** | *** | *** |
| Planting Date (PD) | *** | *** | NS | NS | *** | *** |
| L × PD | *** | *** | * | NS | *** | *** |
| Hybrid (H) | * | NS | NS | * | *** | *** |
| L × H | * | * | NS | * | *** | *** |
| H × PD | * | NS | NS | * | *** | *** |
| L × H × PD | * | * | NS | NS | *** | *** |