Hatchery debris analysis

this biological trial was conducted with native chicken population at Department of Poultry Science, Veterinary College and Research Institute, Namakkal for a period of 52 weeks. This explains how the fertility and hatchability of native chicken were influenced by age and body weight of the parent birds. This hatchery debris was analysed for about 25 weeks period from 27 to 52nd week of age. It was concluded that other than 3-5 days and middle mortality, all hatchability parameters were influence by age and body weight of parents.