新生IUGR仔猪小肠的肠壁厚度、绒毛高度显著低于正常仔猪（P<0.05）；
Small intestinal wall thickness and villus height in newborn IUGR piglets were significantly lower than those in normal piglets(P<0.05).
中药复方制剂； 小肠黏膜厚度； 绒毛长度； 隐窝深度；
Chinese medicine prescription; intestinal mucosa thickness; villus length; crypt depth;
光镜观察并测定肠黏膜厚度、肠绒毛高度。
Villus height and mucosal thickness were measured under light microscope.
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