The effect of high-grain diets on small intestinal fermentation, morphological structure and microbial flora in goats Comparisons of Pharmacologlcal Effect and LD50 among Four Kinds of Hawthorn Fruit Prediction of absorption of 10-hydroxycamptothecin in small intestinesof rats with its partition coefficients in phases of liposomes and water Effect of starter supply age on the morphology of the rumen and small intestine in lamb