After incubation samples were streaked on XLD and modified Brilliant-green Phenol-red Lactose Sucrose (mBPLS agar, LABM) agars and incubated at 37 Cfor24e48 h. The selectivity of all growthmediawas checked with rapid tests (e.g., Gram, catalase reaction or motility) for about 10% of the countable colonies (Harrigan & McCance, 1976)