However, in glutamine-supplemented pigs, there was no difference (P>0.05) in head and middle of jejunal LPD between d 7 and 14 postweaning.

• 以D-木糖吸收率为代表的小肠主动吸收功能的试验结果也表明，断奶后7天和14天时试验组仔猪血清木糖浓度均显著高于同期对照组仔猪。