Table 1.
Mycelial radial growth of F. solani and F. oxysporum confronted with the rhizobacterial isolates that were able to reduce fungal growth by more than 20% in direct antagonism assays
| Bacterial isolate | Mycelial radial growth of F. solani (cm) | Mycelial radial growth of F. oxysporum (cm) | ||
|---|---|---|---|---|
| Treatment | Control | Treatment | Control | |
| INECOL-8 | 2.53 ± 0.40† | 3.15 ± 0.13 | 3.35 ± 0.13 | 3.48 ± 0.21 |
| INECOL-11 | 2.20 ± 0.22* | 2.83 ± 0.24 | 3.28 ± 0.10 | 3.58 ± 0.15 |
| INECOL-19 | 2.10 ± 0.22* | 2.60 ± 0.25 | 3.20 ± 0.16* | 3.50 ± 0.14 |
| INECOL-21 | 2.43 ± 0.10* | 3.35 ± 0.37 | 3.38 ± 0.17 | 3.65 ± 0.17 |
| INECOL-27 | 2.18 ± 0.17† | 3.08 ± 0.15 | 3.20 ± 0.14* | 3.48 ± 0.15 |
| INECOL-57 | 1.83 ± 0.05† | 2.50 ± 0.36 | 3.20 ± 0.18 | 3.45 ± 0.10 |
| INECOL-65.1 | 2.25 ± 0.13* | 2.78 ± 0.10 | 2.00 ± 0.00† | 2.48 ± 0.05 |
| INECOL-65.2 | 2.18 ± 0.05* | 2.73 ± 0.05 | 1.98 ± 0.10* | 2.35 ± 0.13 |
| INECOL-100 | 2.28 ± 0.30* | 3.10 ± 0.22 | 3.05 ± 0.13* | 3.40 ± 0.14 |
Values represent the average of four replicates ± standard error. Italicized values show significant differences between the treatment and its respective control
*P ≤ 0.05, Student’s t test (normal distribution)
†P ≤ 0.05, the Mann–Whitney U test (non-parametric distribution)