Lactose-positive colonies of Escherichia coli and Klebsiella pneumoniae and lactose-negative, colorless colonies of Pseudomonas aeruginosa on MacConkey agar.
Cultivation 24 hours, 37°C in an aerobic atmosphere.
Lactose-positive colonies of Escherichia coli and Klebsiella pneumoniae and lactose-negative, colorless colonies of Pseudomonas aeruginosa on MacConkey agar.
Cultivation 24 hours, 37°C in an aerobic atmosphere.