In the present study, total 290 swab samples collected from organized poultry farms located in Navsari and Valsad districts and screened for prevalence study and different serotype of E. coli infection using culture isolation and identification. Isolation and identification resulted out of 290 swab samples 207 isolates produced lactose fermenting pink colored colonies on MacConkey agar, produced colonies with greenish metallic sheen on EMB agar and grams staining revealed typical gram-negative rods morphologically similar to E. coli. |