Table 4.

In vitro inhibitory activities of disk containing different organic extracts of Syzygium aromaticum and Allium sativum against fish pathogenic E. faecalis isolates.

Treatment		Inhibition zone ratio for tested organic extracts of medicinal plants
Plant Extract		F1B1	F1B3	F2B1	F2S1	F3B2	F3S2	F4E2	FF11	FF12	Avg. zone
A. sativum	Methanol extract*	2.1 ± 0.0	2.2 ± 0.2	1.9 ± 0.0	1.9 ± 0.1	1.8 ± 0.2	2.2 ± 0.2	2.1 ± 0.0	2.2 ± 0.1	1.9 ± 0.2	2.0 ± 0.05
S. aromaticum	Methanol extract*	2.0 ± 0.1	2.1 ± 0.2	2.3 ± 0.0	2.2 ± 0.1	2.0 ± 0.0	2.1 ± 0.2	2.2 ± 0.1	2.4 ± 0.1	2.1 ± 0.1	2.2 ± 0.04
	Acetone extract*	2.0 ± 0.1	2.0 ± 0.1	2.1 ± 0.2	2.1 ± 0.1	2.2 ± 0.2	2.0 ± 0.1	1.9 ± 0.0	2.1 ± 0.0	2.1 ± 0.2	2.1 ± 0.03
	n-Hexane extract*	1.4 ± 0.1	1.3 ± 0.1	1.4 ± 0.1	1.4 ± 0.0	1.2 ± 0.1	1.2 ± 0.0	1.4 ± 0.0	1.4 ± 0.1	1.2 ± 0.1	1.3 ± 0.03

8 mm filter paper disk soaked with methanol extract of A. sativum, methanol extract of S. aromaticum, acetone extract of S. aromaticum and n-hexane extract of S. aromaticum (30 µl disk⁻¹) were used. Data are presented as Mean ± SE (n = 3).