Table 2.
Effect of different concentrations of NaCl and CaCl2 on sporangium formation by six isolates of Botrytis cinerea in vitro after 14 days in potato dextrose agar (PDA) at 25°C.
| Treatment | B. cinerea isolate | |||||
|---|---|---|---|---|---|---|
| F27 | B27 | R13 | TR46 | S27 | FA13 | |
| Control | 14.25c | 22.7c | 19.75d | 20.2b | 10.37d | 8.87d |
| NaCl | ||||||
| 50 | 26.49c | 29.55c | 21.16d | 22.57b | 20.39c | 21.1c |
| 100 | 31.33bc | 31.33c | 45.54c | 35.62b | 32.04d | 29.58b |
| 150 | 63.04b | 57.62b | 88.41b | 41.87b | 68.65b | 35.66b |
| 300 | 109.25a | 121.45a | 107.49b | 95.83b | 95.53a | 56.11a |
| CaCl2 | ||||||
| 50 | 27.29c | 26.96c | 24.74d | 21.29b | 34.5c | 15.95d |
| 100 | 27.62c | 32.41c | 28.19cd | 24.33b | 31.54c | 28.16c |
| 150 | 35.33bc | 36.36c | 45.66c | 28.74b | 46.66c | 35.33b |
| 300 | 59.16b | 67.47b | 90.29a | 54.37a | 73.7b | 59a |
| Two-way factor analysis of variance | ||||||
| Salt | P = 0.0005z | P = 0.0008 | P = 0.024 | NS | P = 0.034 | NS |
| Concentration | P = 0 | P = 0 | P = 0 | P = 0.00002 | P = 0 | P = 0 |
| Salt ∗ concentration | P = 0.008 | P = 0.00009 | P = 0.00001 | P = 0.029 | P = 000018 | NS |
P = probability value (significance level). NS; not significant. Z: Letters denote significant differences among means in columns within trial according.