prevalence of subclinical coccidiosis associated with house reared chickens in Al-Muthanna province , Iraq

A point prevalence study was conducted to determine the prevalence of Eimeria species in house reared chickens in Al- Muthanna province in western south of Iraq. 129 fecal and intestinal samples were collected. The total infection with Eimeria species was 21.7%. Highest infection rate was 28.5% with E. acervulina while lowest infection rate was 7.1% with E. brunetti and E.tenella. The highest prevalence rate was in months of November (52%) while lowest rate in February 3.3% and there was significant effect of months on proportion of positive samples at P<0.05.