2.1.Animals and experimental design
Piglets from twenty Land raceYorkshire sows(second
parity) mated to Duroc boars were used in the current
study.The sows were fed twice daily and feed intake was
2.2 kg per day during gestation.Digestible energy(DE)and
crude protein(CP)levels in the diet of sows were 15 MJ/kg
and 150g/kg feed,respectively.Sows were fedadlibituma