Table 6.
Minimum inhibitory concentration (MIC) of effective plant extracts against Ralstonia pseudosolanacearum sp. nov.
| Plant extract | Conc. Mg/mL | Inhibition zones (mm) |
|
|---|---|---|---|
| Ethanol | Acetone | ||
| Pelargonium zonale leaves | 50.00 | 16.17 ± 0.76 | 16 0.00 ± 0.00 |
| 25.00 | 12.83 ± 0.29 | 12.17 ± 0.29 | |
| 12.50 | 10.00 ± 0.87 | 10.33 ± 0.29 | |
| 6.25 | 7.67 ± 0.29 | 8.00 ± 0.50 | |
| 3.13 | 0.00 ± 0.00 | 0.00 ± 0.00 | |
| Psidium indicum leaves | 50.00 | 11.17 ± 0.29 | 11.83 ± 0.29 |
| 25.00 | 8.67 ± 0.29 | 8.67 ± 0.58 | |
| 12.50 | 8.00 ± 0.00 | 8.17 ± 0.29 | |
| 6.25 | 7.67 ± 0.58 | 8.00 ± 0.00 | |
| 3.13 | 0.00 ± 0.00 | 0.00 ± 0.00 | |
The values are average growth inhibition zones (mm) ± standard deviation from triplicates of ethanol and acetone extracts of each concentration of the two effective plant extracts.