Mean of three replications standard deviation. Means with the same capital
letter in the same column are not significantly different (P > 0.05). Means with the
same lowercase letter in the same row are not significantly different (P > 0.05).
b XLD, Xylose Lysine Desoxycholate; OV XLD, overlay XLD agar on TSA; SMAC,
Sorbitol MacConkey agar; SPRAB, Phenol red agar base with 1% sorbitol