Table 3.
Concentration (mg ml−1) | ||||||
Organisms | 10.0 | 5.0 | 2.5 | 1.25 | 0.125 | 0.625 |
Escherichia coli | α, ααα | αα | ||||
Klebsiella spp. | α, αα | ααα | ||||
Salmonella typhi | αα | α, ααα | ||||
Streptococcus species | α | αα | ααα | |||
Staphylococcus aureus | α, αα | ααα | ||||
Pseudomonas aeruginosa | α | αα, ααα |
Key: α = crude methanol extract, αα = n-butanol portion, ααα = residual aqueous portion.