Comparative studies on growth, carcass and egg quality traits of crossbred chickens in backyard poultry rearing
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Date
2005-05
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G.B. Pant University of Agriculture and Technology, Pantnagar - 263145 (Uttarakhand)
Abstract
Backyard poultry rearing is one of the most effective methods to assure the availability of poultry eggs and meat in rural areas. The present studies were conducted on various aspects of the backyard poultry rearing for crosses involving indigenous breeds Kadaknath and Aseel as male line and exotic Brown Cornish and Rhode Island Red breeds as female line. Investigations were carried out at six villages of Dineshpur block of Udham Singh Nagar District. Comparative studies on growth, carcass and egg quality traits were evaluated among four crossbreds as Kadaknath × Brown Cornish, Kadaknath × Rhode Island Red, Aseel× Brown Cornish and Aseel × Rhode Island Red. Among the four crossbreds evaluated under backyard poultry rearing, Kadaknath × Brown Cornish was found to be performing well as far as the body weight is concerned. The average body weight at 20 weeks age for crosses Kadaknath × Brown Cornish, Aseel × Brown Cornish, Kadaknath × Rhode Island Red and Aseel × Rhode Island Red were estimated as 1927.70 20.34, 1541.2017.43, 1204.0015.68 and 1279.7020.34 gm, respectively which differed significantly with each other (P<0.05). The average dressing, eviscerated, edible and giblet weight percentage at 20 weeks age for crosses K × BC, A × BC, K × RIR and A × RIR were observed as 75.950.64, 58.361.40, 64.581.77 and 6.210.28; 73.002.13, 57.262.27, 63.772.42 and 5.880.23; 69.982.27, 55.931.82, 62.122.03 and 6.210.97 and 68.643.40, 57.811.92, 64.612.21 and 6.810.53 per cent, respectively. The proximate analysis of deboned meat of crossbred chickens under backyard poultry rearing were estimated to have more crude protein and less ether extract per cent than the earlier report for intensive poultry rearing. On basis of comparative evaluation of egg quality traits, A ×RIR was judged to be the best suitable for egg quality traits among four crossbred chickens. Results revealed that there exists a vast scope of backyard poultry rearing in the Tarai area of Uttaranchal.
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