Efficacy of Eucalyptus cinerea as a Source of Bioactive Compounds for Curative Biocontrol of Crown Gall Caused by Agrobacterium tumefaciens Strain B6

Table 4

Antibacterial activity of E. cinerea extracts and EO and determination of the Minimum Inhibitory Concentrations (MICs) and Minimum Bactericidal Concentrations (MBCs).

	Inhibition zones diameter (mm)	MIC (mg/mL)	MBC (mg/mL)
EtOH-H2OE	0	—	—
Hex-F	0	—	—
EtOAc-F	15.33 ± 0.58	0.312	2.5
ButOH-F	11.5 ± 0.5	2.5	>10
W-F	0	—	—
EO	11 ± 0.87	10	>10

Values are given as mean ± SD of triplicate experiment. Diameter of inhibition zones of E. cinerea fractions including diameter of disc 8 mm; —: not tested.