Table 3.
Hyperparasitism mechanism of Trichoderma strains via hydrolytic enzymes and their in vitro antagonistic activity via antibiotic production.
Strains code | Hydrolytic enzymes | Mean of triplicate dual culture inhibition (mm) | % of antagonistic efficiency of Trichoderma against F. oxysporum | |||
---|---|---|---|---|---|---|
Amylase | Protease | Chitinase | Cellulase | |||
TD1 | − | + | + | + | 63 ± 0.21ab | 90.12 |
TD5 | − | + | + | + | 61 ± 0.15ef | 89.45 |
TD7 | + | + | + | + | 66 ± 0.13ba | 93.57 |
TD11 | − | + | − | + | 34 ± 0.32hg | 48.68 |
TD15 | − | − | + | + | 32 ± 0.14gh | 45.72 |
TD21 | − | + | + | − | 43 ± 0.67cb | 65.84 |
+ = positive; − = negative.