PATHOLOGICAL INVESTIGATION OF POULTRY DISEASES WITH EMPHASIS ON IBD IN SHONALI BREED AT JOYPURHAT DISTRICT

Abstract

The purpose of the study was to find out the incidence of different diseases of Sonali breed at Joypurhat of Bangladesh. The investigation was carried out in the different commercial Sonali farms. The diagnosis of different disease conditions was done based on history, clinical signs, characteristic gross morbid lesions and histopathological study. In the present investigation, total of 294 dead birds were collected for necropsy from different Sonali farms. The highest proportional incidence of the disease in Sonali was recorded (25.51%) for infectious bursal disease (IBD) followed by Coccidiosis (21.09%), Newcastle Disease (19.39%), Colibacillosis (14.29%), Salmonellosis (8.5%), Fowl pox (6.12%), miscellaneous disease conditions (2.04%), Deficiency Disorders (1.36%), Aspergillosis (1.02%) and Alfatoxicosis (0.68%). The findings indicate that Infectious bursal disease (IBD) is the major disease problem in Sonali farming at Joypurhat.