Outbreak prevalence of Newcastle disease in Erbil and surrounding areas (Iraq)

摘要

The researcher has selected 17 farms in and around Erbil City (Iraq) with a history of Newcastle Disease (ND) outbreaks for the investigation during late spring, summer and winter of 2008, a time of the year when the outbreaks in Erbil start to occur. The strain of birds (all vaccinated with Lasota strain) including age, clinical diagnostic lesions, flock strength and mortality rate, were recorded. The study found that fowls with ages of (1-8 weeks) were susceptible to ND and that the mortality rate was (8.1%) in chicks broilers.