antibiotic acts as a growth promoter

pusu19811225 · 发表于 2009-2-17 14:24:54

antibiotic is known as a growth promoter for it limits: 1st, some mocrobe activities in the small intestine; 2nd, production of some toxic metabolites;3rd, sometimes decrease inavaiablity of nutrients from feed for animals by microbes, 4th, the thickness of the wal of GIT(Gastrointesinal tract)

qiaoyongniu · 发表于 2009-2-17 15:18:30

wal = wall, mocrobe = microbe, 还有这段话似乎有些问题，比较费解

pusu19811225 · 发表于 2009-2-17 16:55:47

这段话的基本意思是，抗生素作为生长促进剂，目前研究得比较清楚的是因为它可以限制或减少：1）小肠中某些微生物的活性；2）某些有毒代谢物的生成；3）养分利于率的降低；4）肠壁厚度

[学习资料] antibiotic acts as a growth promoter

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