SinghRamadharSinha Sunil Kumar2023-11-112023-11-111989https://krishikosh.egranth.ac.in/handle/1/5810201030The present study was carried out on 138 weaned piglets consisting of 78 males and 60 females of Large White Yorkshire at Ranchi Veterinary College, Ranchi-7 as well as at Ranchi town and two villages namely Belangi and Dubolia. The average body weight of the piglets was 9.30 ± 0.12 kg. The duration of the experimental period was from weaning at 8 weeks up to 30 weeks of age. The objectives were to study the performance of the Large White Yorkshire under farm, urban and rural managemental condition and workout economies of production under different systems of management. The piglets were divided into two major groups under intensive and semi intensive system of management. The intensive system comprised of both farm and urban groups. The farm group was further divided into 5 subgroups A-I, A-II, A-III, A-IV and A-V .whereas, urban group was divided into 2 subgroups B-I and B-II. The piglets under semi-intensive which were distributed among farmers in two villages consisted of c-I and C-II groups. The allocation of floor space per pig under farm group was 0.67 m2, 0.48 m2, 0.56 m 2, 0.84 m 2 and 1.12 m 2 for groups A = I,A-II, A-III, A-IV and A-V respectively. The stocking density was 10, 14, 12, 8 and 6 pigs per pen for groups A-I to A-V respectively.EnglishThesis