Table 1.
In vitro antifungal activity of the selected Trichoderma isolates against P. aphanidermatum
| Sl. no. | Trichoderma isolates | Antifungal activity (inhibition zone in mm) Pythium aphanidermatum |
Disease incident % | Production of metabolites | |
|---|---|---|---|---|---|
| Volatile metabolites | Non-volatile metabolites | ||||
| 1 | T11 | 71.00 ± 2.08a | 11.25 | + | – |
| 2 | T21 | 48.33 ± 1.67c | 19.58 | – | – |
| 3 | T24 | 76.33 ± 1.86a | 15.41 | – | – |
| 4 | T37 | 42.33 ± 1.45c | 27.08 | – | – |
| 5 | T39 | 67.67 ± 1.45b | 15.41 | – | – |
| 6 | T41 | 62.67 ± 1.45b | 21.66 | – | – |
| 7 | T51 | 71.67 ± 0.89a | 10.41 | – | – |
| 8 | T61 | 70.00 ± 1.15a | 12.50 | – | – |
| 9 | T66 | 46.00 ± 1.00c | 42.5 | – | – |
| 10 | T68 | 49.00 ± 1.50c | 38.75 | – | – |
| 11 | T70 | 67.00 ± 1.08b | 16.25 | – | + |
| 12 | T71 | 12.33 ± 1.45d | 84.59 | – | – |
| 13 | T73 | 75.67 ± 1.20a | 5.41 | + | + |
| 14 | T77 | 48.33 ± 2.02c | 39.59 | – | – |
| 15 | T80 | 72.33 ± 1.45a | 9.59 | – | – |
| 16 | T83 | 42.33 ± 1.45c | 47.09 | – | + |
| 17 | T86 | 64.33 ± 2.33b | 19.59 | – | − |
| 18 | T89 | 40.00 ± 1.15c | 50.00 | + | + |
| 19 | T100 | 65.33 ± 1.45b | 18.34 | – | – |
| 20 | T105 | 76.67 ± 1.67a | 4.16 | + | + |
| 21 | Control | 80.00 ± 0.12a | 0 | – | – |
| LSD (P = 0.05) | 8.73 | ||||
Values are average of three replicates ± SEM
Values in the column followed by same letter are not significantly different (P < 0.05)