Table 4.

Inhibitory zones (mm) of the tested strains after applying the FEE at different concentrations. Results were from three independent experiments (n = 3). Mean (±standard deviation).

Strain	Extract Concentration
	100%	50%	25%	12.50%
Serratia lutea	16.00 ± 0.32 a	15.00 ± 0.06 a	13.50 ± 0.50 ab	8.00 ± 2.00 c
Serratia marcescens	15.00 ± 0.6 a	13.50 ± 0.05 a	10.00 ± 0.06 b	7.00 ± 1.00 c
Enterococcus faecalis	7.00 ± 0.12 a	6.00 ± 0.06 b	5.00 ± 0.06 c	5.00 ± 0.06 c
Enterococcus faecium	7.00 ± 0.01 a	6.00 ± 0.01 b	5.00 ± 0.05 c	5.00 ± 0.06 c
Streptococcus pneumoniae	7.00 ± 0.01 a	6.00 ± 0.06 b	5.00 ± 0.15 c	5.00 ± 0.06 c
Pseudomonas aeruginosa	6.00 ± 0.06 a	5.00 ± 0.06 b	4.00 ± 0.06 c	4.00 ± 0.010 c
Pseudomonas fluorescens	6.00 ± 0.12 a	6.00 ± 0.10 a	6.00 ± 0.06 a	6.00 ± 0.06 a
Bacillus subtilis	11.00 ± 0,80 a	9.50 ± 1.15 b	7.00 ± 1.04 c	6.50 ± 0.55 c
Bacillus pseudomycoides	11.50 ± 0.58 a	9.00 ± 1.00 b	7.50 ± 0.50 c	6.00 ± 0.06 c
Bacillus thuringiensis	9.00 ± 0.52 a	7.50 ± 0.58 b	6.00 ± 0.06 c	5.50 ± 0.50 c

Different letters: values differ significantly between the analyzed concentrations.