Keywords : external parasites
Isolation and diagnosis of the ectoparasites of house chickens in the province of Baghdad and study their effects on the blood
AL-Qadisiyah Journal of Veterinary Medicine Sciences,
2015, Volume 14, Issue 1, Pages 1-6
The study was conducted to detect the ectoparasite infestation in some chicken in different areas of Baghdad province by survey examining of (180) house breeding chickens of both sexes and of blood samples were also taken to identify the effect of the rate of infection on the some hematological changes. Results declared that the chicken were infested with one Lice species (Gonicotes gallinae), the whole rate 29.44%. The highest infestation rate was 36.6% in October and the lowest rate 20% was in June, and the highest infestation in females was 38.88% in July and the lowest 20% was in June; while the highest infestation in male was 44.44% in May and the lowest rate 16.66% in July. The results were show that the chicken were infested with one tick species (Argas persicus), in a whole rate of 17.22%. The highest infestation rate was 23.33% in May and the lowest rate 10% in August. The highest infestation rate in females was 35% in June and the lowest 4.76% in August, while the highest infestation in male was 25% in May and the lowest rate in June with no rate of infection. Chicken blood examinations declared the presence of anemia in blood sucking ectoparasites infected birds with significant decrease in total erythrocyte count concentration in chicken especially in severe infestation with soft ticks and mites. Results also showed increase in total white blood cells (Leukocytosis) with increase eosinophils in infected chickens with ticks and lice compared with non-infected chicken of control group. .