Table 2.
Bacteria | Essential oil concentration (mg/mL) ∗ 102 | DMSO (−ve control) |
MIC (mg/mL) |
||||||
---|---|---|---|---|---|---|---|---|---|
3.8 | 1.9 | 0.95 | 0.48 | 0.24 | 0.12 | 0.06 | |||
XAP | 17.33 ± 0.60 | 13.67 ± 1.01 | 11.17 ± 0.60 | 8.17 ± 0.17 | ≤8.00 | ≤8.00 | ≤8.00 | 0.00 | 24.00 |
XAM | 12.83 ± 0.60 | 10.83 ± 0.93 | 10.50 ± 0.29 | ≤8.00 | ≤8.00 | ≤8.00 | ≤8.00 | 0.00 | 48.00 |
PSP | 21.33 ± 0.44 | 17.67 ± 0.17 | 13.17 ± 0.60 | 9.83 ± 0.16 | 8.17 ± 0.17 | ≤8.00 | ≤8.00 | 0.00 | 12.00 |
Values are means ± standard error of the mean for bioassay conducted in triplicate.
XAP: Xanthomonas axonopodis pv. phaseolicola; XAM: Xanthomonas axonopodis pv. manihotis; PSP: Pseudomonas savastanoi pv. phaseolicola; and MIC: minimum inhibitory concentration.