عنوان مقاله [English]
Faecal samples from 413 calves including 322 native and 91 dairy
calves which were reared around Urmia region (North-west of Iran)
were collected and processed using Clayton-lane technique. Our
study revealed that only 26(8.07%) native calves were positive for
the aforementioned parasite. The age range of Infected calves were 1-6 mounths.