Table 3.
The mean comparison of the putrescine and Ca nanoparticle (CaNP) effect on saffron reproductive characters
| Traits | Source of variation | Degrees of freedom | Sum of squares | Mean square | F-value |
|---|---|---|---|---|---|
| Catalase (µg/g plant) | Putrescine | 4 | 2.2 | 0.55** | 9.90 |
| CaNP | 4 | 3.15 | 0.78** | 14.03 | |
| Putrescine × CaNP | 16 | 2.058 | 0.12** | 2.28 | |
| Error | 50 | 2.81 | 0.05 | 0.05 | |
| Peroxidase (µg protein/min) | Putrescine | 4 | 7.8 | 1.95** | 8.98 |
| CaNP | 4 | 5.33 | 1.33** | 6.13 | |
| Putrescine × CaNP | 16 | 3.81 | 0.23ns | 1.097 | |
| Error | 50 | 10.86 | 0.21 | 0.21 | |
| Total flavonoid (mg Quercetin/g fresh weight) | Putrescine | 4 | 136.1 | 34.04* | 39.63 |
| CaNP | 4 | 96.6 | 24.15** | 28.12 | |
| Putrescine × CaNP | 16 | 94.27 | 5.89* | 6.85 | |
| Error | 50 | 42.95 | 0.850 | 0.85 |
*, **Significant effect and ns shows no significance effect at probability level of 5% and 1%