<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Weakened growth and development of embryos as well as of fetuses or their organs (IUGR) show a relationship with increasing sow fertility. When aiming to increase birth weight in piglets and reduce within-litter variation in piglet body weight, efforts should be made to maintain a favourable maternal environment (uterus-placenta-embryo). Intrauterine undernutrition can be limited through the hormonal and/or nutritional treatment of pregnant sows. This has an effect on prenatal myogenesis, resulting in better development of skeletal muscles, higher birth weight of piglets, and progression in postnatal growth rate.</p></abstract>

Weakened growth and development of embryos as well as of fetuses or their organs (IUGR) show a relationship with increasing sow fertility. When aiming to increase birth weight in piglets and reduce within-litter variation in piglet body weight, efforts should be made to maintain a favourable maternal environment (uterus-placenta-embryo). Intrauterine undernutrition can be limited through the hormonal and/or nutritional treatment of pregnant sows. This has an effect on prenatal myogenesis, resulting in better development of skeletal muscles, higher birth weight of piglets, and progression in postnatal growth rate.

Effect of sow prolificacy and nutrition on preand postnatal growth of progeny – a review

Department of Pig Breeding, Warsaw University of Life Sciences, Ciszewskiego 8, 02-786 Warsaw, Poland

Annals of Animal Science

Weakened growth and development of embryos as well as of fetuses or their organs (IUGR) show a relationship with increasing sow fertility. When aiming to...

Effect of sow prolificacy and nutrition on preand postnatal growth of progeny – a review

Publié en ligne: 13 févr. 2014

Pages: 3 - 15

DOI: https://doi.org/10.2478/aoas-2013-0060

This content is open access.