Journal of Plant Biotechnology : eISSN 2384-1397 / pISSN 1229-2818

Table. 2.

Table. 2.

Antimicrobial activities of extracts obtained from the leaves of 64 species against Staphylococcus aureus

Samplenumber Concentration (mg/disc) Inhibition zone (mm) Sample number Inhibition zone (mm)
Methylparabena 0.40 -b (29) -
1.00 - (30) 10.10 ± 2.40 f
2.00 11.20 ± 2.90 ef (31) 15.45 ± 1.35 c
4.00 13.80 ± 2.30 d (32) 10.35 ± 0.45 f

Phenoxyethanola 0.4 - (33) 8.55 ± 0.35 h
1 - (34) 10.35 ± 0.30 f
2 8.50 ± 0.70 f (35) 9.95 ± 0.05 g
4 9.80 ± 1.80 g (36) -

(1) 2.00 - (37) 10.00 ± 0.00 f
(2) 2.00 - (38) 9.40 ± 0.10 g
(3) 2.00 - (39) -
(4) 2.00 - (40) 9.20 ± 1.00 g
(5) 2.00 - (41) -
(6) 2.00 - (42) -
(7) 2.00 - (43) -
(8) 2.00 15.75 ± 0.85 c (44) -
(9) 2.00 - (45) 14.85 ± 0.95 cd
(10) 2.00 - (46) 8.75 ± 0.15 gh
(11) 2.00 12.45 ± 0.35 e (47) 11.70 ± 0.40 ef
(12) 2.00 - (48) 9.10 ± 0.20 g
(13) 2.00 11.50 ± 0.40 ef (49) 10.45 ± 0.35 f
(14) 2.00 10.40 ± 0.20 f (50) -
(15) 2.00 8.35 ± 0.15 h (51) -
(16) 2.00 - (52) 12.50 ± 0.50 e
(17) 2.00 - (53) 12.50 ± 0.00 e
(18) 2.00 23.30 ± 0.80 a (54) 11.30 ± 0.00 ef
(19) 2.00 12.65 ± 0.85 e (55) 8.05 ± 0.05 h
(20) 2.00 12.15 ± 0.05 e (56) 10.15 ± 0.15 f
(21) 2.00 11.90 ± 0.10 ef (57) 9.00 ± 0.10 g
(22) 2.00 13.80 ± 1.60 d (58) 12.65 ± 0.55 e
(23) 2.00 12.40 ± 0.60 e (59) 16.70 ± 1.30 bc
(24) 2.00 9.35 ± 0.15 g (60) 18.95 ± 0.15 b
(25) 2.00 11.00 ± 0.50 f (61) 10.40 ± 0.40 f
(26) 2.00 9.50 ± 0.50 g (62) 12.30 ± 0.02 e
(27) 2.00 18.65 ± 2.30 b (63) 16.00 ± 2.10 bc
(28) 2.00 8.95 ± 0.15 gh (64) 12.35 ± 0.45 e

Mean ± S.E. (n = 10). Different lowercase letters indicate a significant difference at p < 0.05 based on Duncan's multiple range test.

aPositive control.

bNot detected.

J Plant Biotechnol 2020;47:90-9 https://doi.org/10.5010/JPB.2020.47.1.090
© 2020 J Plant Biotechnol