Table 2 Effect of spraying bio-agent to control powdery mildew disease on squash plants under greenhouse conditions
Treatment | Disease incidence % | Efficacy % | Disease severity % | Efficacy % |
|---|---|---|---|---|
B. subtilis | 5.3 | 93.6 | 4.8 | 94.0 |
Paenibacillus polymyxa | 27.7 | 66.7 | 14.5 | 81.9 |
Trichoderma album | 13.9 | 83.3 | 10.0 | 87.5 |
Trichoderma harzianum | 8.3 | 90.0 | 6.6 | 91.8 |
Trichoderma viride | 15.9 | 80.9 | 11.6 | 85.6 |
Trichoderma hamatum | 25.0 | 69.9 | 18.3 | 77.2 |
Topas-100 | 2.8 | 96.6 | 3.5 | 95.7 |
Control | 83.3 | 0.0 | 80.5 | 0.0 |
L.S.D. at 5%s | 4.10 | - | 3.96 | - |