| Source of variation | Phase I | Phase II | ||||||
| Solution storage | Biomat | Solution storage | Biomat | |||||
| df† | p | df | p | df | p | df | p | |
| Architecture type (Type) | 3 | <0.001 | 3 | <0.001 | 3 | <0.001 | 3 | <0.001 |
| Product (Type) | 9 | <0.001 | 9 | <0.001 | 9 | <0.001 | 9 | <0.001 |
| Soil condition (SC) | 1 | <0.001 | - | - | 1 | <0.001 | - | - |
| Type × SC | 3 | 0.014 | - | - | 3 | 0.332 | - | - |
| SC × Product (Type) | 9 | <0.001 | - | - | 9 | 0.388 | - | - |