Research Article
Evaluation of the Antibacterial Activity of Pleurotus spp. Cultivated on Different Agricultural Wastes in Chiro, Ethiopia
Table 2
Antibacterial activity of the ethanolic extract of Pleurotus spp. cultivated on different substrates.
| Bacteria used | Volume of extract per well (μL) | Zone of inhibition (mm) | P. ostreatus | Control on NA | P. florida | Control on NA | CS | SGR | PS | WG | Streptomycin | CS | SGR | PS | WG | Streptomycin |
| E. coli | 20 | 15.9 | 12.3 | 8.3 | 8.6 | 25.4 | 10.2 | 10.3 | 8.5 | 8.4 | 24.8 | 40 | 13.6 | 15.6 | 9.8 | 11.5 | 26.8 | 13.3 | 12.5 | 11.1 | 9.2 | 26.2 | 60 | 15 | 16.3 | 11.5 | 10.4 | 27.6 | 14.7 | 14.2 | 11.8 | 11.7 | 28.5 | 80 | 16.2 | 16.7 | 10.4 | 10.2 | 28.7 | 16.1 | 15.7 | 12.5 | 10.8 | 29.4 | 100 | 17 | 17.6 | 12.5 | 10.7 | 29.4 | 18.4 | 17.9 | 14.4 | 12.5 | 29.8 |
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Substrate: CS = coffee straw, SGR = Sorghum grain residue, PS = pea straw, WG = wheat grain, NA = nutrient agar.
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