antibiotic acts as a growth promoter

pusu19811225 · 發(fā)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 · 發(fā)表于 2009-2-17 15:18:30

wal = wall, mocrobe = microbe, 還有這段話似乎有些問題，比較費解

pusu19811225 · 發(fā)表于 2009-2-17 16:55:47

這段話的基本意思是，抗生素作為生長促進劑，目前研究得比較清楚的是因為它可以限制或減少：1）小腸中某些微生物的活性；2）某些有毒代謝物的生成；3）養(yǎng)分利于率的降低；4）腸壁厚度

[學習資料] antibiotic acts as a growth promoter

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