Proteose peptone No. 3 5 g Yeast extract 1 g Casamino acids 7.5 g Sodium citrate 3 g NaCl 75 g MgSO4.7H2O 20 g K2HPO4 0.5 g Fe(NH4)2(SO4)2.6H2O 0.05 g Agar 20 g Distilled water 1000 ml pH 7.5