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Abstract

Data on 23 litters from Large White (LW) × (LW × Landrace) gilts and 33 litters from 11 LW × Landrace sows in Spain were analysed. Females were mated with a Dutch Landrace (DL) or a Piétrain × Duroc boar. There were significant differences between gilts and sows in average birth weight of female...

Author(s)
Daza, A.; Evangelista, J. N. B.; Gutiérrez Barquín, M. G.
Citation
ITEA Producción Animal, 1997, 93, 2, pp 119-129
Abstract

Data on 3337 piglets were analysed. Body weight at birth averaged 1.24 and 1.20 kg in ♂♂ and ♀♀ resp. At birth, ♂♂ averaged 38 g heavier than ♀♀, and at weaning ♀♀ were 450 g heavier than ♂♂. Year of birth and parity significantly affected body weight at all ages; the effect of season of birth was...

Author(s)
Chhabra, A. K.; Bhatia, S. S.; Sharma, N. K.
Citation
Indian Journal of Animal Sciences, 1989, 59, 2, pp 300-302
Abstract

Data collected during 1976-80 on 6070 Large White piglets in 682 litters, weaned at 8 wk of age, were analysed. Parity and season of birth had highly significant effects on litter size at birth and at weaning, and on preweaning mortality. Preweaning mortality was significantly higher in ♂♂ than in...

Author(s)
Singh, S. K.; Sharma, B. D.; Dubey, C. B.; Singh, R. L.
Citation
Indian Journal of Animal Sciences, 1986, 56, 4, pp 459-460