Seasonal Prevalence of Poultry Diseases in Namakkal District of Tamil Nadu, India
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Date
2020
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Abstract
The objective of the present study is to ascertain the prevalence of poultry diseases in Namakkal district of Tamil Nadu from 2011 to 2018. Necropsy examination of the sick and dead poultry birds from various poultry farms in Namakkal was carried out in Poultry Disease Diagnosis and Surveillance Laboratory (PDDSL). The diagnosis was made based on history, clinical signs, gross lesions observed during necropsy examination and by using standard microbiological techniques. During the reporting period, 20362 poultry farms were examined and a total of 35069 cases were recorded. The disease prevalence in the year 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018 was 9.04%, 12.47 %, 16.19%, 19.03%, 16.38% 8.85%, 8.40% and 9.64% respectively. The disease prevalence was high in the year 2014 (19.03%) and low in the year 2017 (8.40%). Based on Season, the disease prevalence was more in summer (34.69%) when compared to winter (33.59%) and rainy seasons (31.72%). The prevalence of egg peritonitis (12.20%), infectious laryngotracheitis (11.83%), Newcastle disease (9.56%), neoplastic viral diseases (4.34%), and colibacillosis (3.42%) was spread throughout the year. Mycotoxin induced hepatitis (4.97%), coccidiosis (2.33%) and bacterial diseases such as gangrenous dermatitis (2.95%) and necrotic enteritis (2.93%) were prevalent during the winter and rainy seasons. Heat stroke (8.90%) and Fatty liver hemorrhagic syndrome (FLHS) (2.79%) were noticed with more prevalence during the summer season.
Description
TNV_IJPAB_2020_8(2)187-194
Keywords
Veterinary Science