Table 1. Three-way analysis of variance for significance (P value) of the effects of silicon amendment to plants, Cnaphalocrocis medinalis infestation and infestation time on enzyme activities and concentrations of malondialdehyde and soluble protein.
SOD | POD | CAT | PAL | PPO | MDA | Soluble protein | |
---|---|---|---|---|---|---|---|
Silicon amendment (A) | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.004 |
Infestation (B) | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 |
Infestation time (C) | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.029 |
A × B | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 |
A × C | 0.18 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.072 |
B × C | <0.001 | <0.001 | <0.001 | <0.001 | 0.11 | <0.001 | 0.038 |
A × B × C | 0.004 | 0.037 | <0.001 | <0.001 | 0.373 | <0.001 | 0.528 |
SOD = superoxide dismutase; POD = peroxidase; CAT = catalase; PAL = phenylalanine ammonia-lyase; PPO = polyphenoloxidases; MDA = malondialdehyde.