Vol. 9, Issue 2, Part C (2024)

Author(s): K Shibi Thomas, T Vasanthakumar, C Mehala, R Nithiaselvi and S Maheshwari

Abstract: This analysis was undertaken to stud the diseases and conditions causing mortality in the poultry farm of Livestock Farm Complex, Veterinary College and Research Institute, Orathanadu over a period of 10 years from 2013 to 2023. A total of 324 dead birds (154 chick cum grower stage and 170 under breeder category) were examined during the study based on many factors and mainly by characteristic post-mortem gross pathological lesions. Based on the postmortem findings, commonly observed viral diseases (Infectious bursal disease, Ranikhet disease and Fowl pox), Bacterial disease (Pasteurellosis and Colibacillosis), fungal (Pneumonia) and Protozoal disease (coccidiosis). Similarly, the gross lesions causing mortality was studied based on the various systems of the poultry. Gross lesions observed in digestive system were Hepatitis and enteritis, nephritis and gout were observed in urinary system. Oviduct impaction / prolapse, egg peritonitis, vent gleet, salphingitis and yolk sac infection were the conditions observed in reproductive system. Fatty liver hemorrhagic syndrome and ascites were the commonly observed metabolic disorders, rickets under nutritional deficiency disorder. The other miscellaneous conditions causing mortality were anaemia, debility, toxaemia, shock and pecking.