The incidence of coliform mastitis caused by E.coli

الملخص EN

Dairy project of private sector was selected to find out the incidence of mastitis due to E.

coli or other pathogen.

This dairy project was under bad managemental feeding, housing and health practices.

This dairy project was included 80 cows, thirty two cows were at milking period while the other 48 were dry.

Milk samples from the teats of each milking cow was collected to find out the infected quarters or udder with mastitis either by E.

coli or other microorganism using nutrient agar, eosin methylene blue agar and MacConky agar then using the biochemical test as completed tests.

The result revealed that twenty six cows out of thirty two were shown positive result with mastitis .E.coli infection was highly designated (65.

38 %).Single infected quarters showed high infection rate .Anterior right and posterior left quarters recorded higher infection rate than other quarters.

Single infection of the anterior right quarter manifested among other single infected quarters .E.coli was not specialized in any quarter.