Table 3.
Effect of PBZ applications on both disease incidence (DI) and disease severity (DS); % of tomato early blight pathogen (A. solani) under greenhouse conditions at 7, 14, and 21 dpi and an efficacy % at 21 dpi.
| Treatments | After 7 Days | After 14 Days | After 21 Days | ||||
|---|---|---|---|---|---|---|---|
| DI (%) | DS (%) | DI (%) | DS (%) | DI (%) | DS (%) | Efficacy (%) | |
| Control | 50.2 ± 1.95 a | 35.4 ± 3.17 a | 60.7 ± 5.10 a | 50.6 ± 5.47 a | 87.9 ± 7.05 a | 79.2 ± 4.59 a | 00.0 ± 0.0 |
| PBZ 25 mg L−1 | 9.4 ± 3.57 c | 3.6 ± 0.95 b | 10.2 ± 1.65 c | 5.5 ± 1.25 b | 18.4 ± 3.18 b | 9.8 ± 1.58 b | 87.6 ± 5.19 |
| PBZ 50 mg L−1 | 10.3 ± 2.07 c | 3.6 ± 0.89 b | 18.5 ± 2.57 b | 8.1 ± 1.98 b | 25.2 ± 1.95 b | 10.1 ± 1.99 b | 87.2 ± 4.66 |
| PBZ 100 mg L−1 | 15.8 ± 1.85 b | 3.6 ± 1.05 b | 25.1 ± 3.07 b | 10.3 ± 2.05 b | 30.1 ± 3.07 b | 12.4 ± 2.17 b | 84.3 ± 5.05 |
| F. test | ** | ** | ** | ** | ** | ** | - |
Mean values in each column, followed by the same letter, are not significant (p < 0.05). ** indicating highly significant.