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发表于 2011-9-15 11:21
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鲁仁毅同学确实很专业,是有些farmers在饲料中添加玉米,可能会有些新品种。但是Organic是用传统玉米的。这个是饲料的组成:
. H( y9 I* K1 `3 x2 {forage (hay), grains, minerals, vitamins (the grains, minerals, vitamins all are mixed together into what is called a total mixed ration or TMR) ,a balanced diet optimized for protein, minerals and vitamins.
5 i$ X! E* j+ k, I5 z `1 F抗生素和激素是被禁止的。" U; i* ^2 |9 J+ r* v
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至于疯牛病,这是我找到的一条新闻
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6 C K7 c; m; a% s8 ?: _4 O; G/ ~6 H9 HCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
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0 K( \( Q0 a. ^The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.- }& c' C- {+ {. R+ A6 e! x c, q
- Z2 ^$ ]1 }. T2 u+ T) nNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.7 L! A0 Y5 L2 Y7 `$ o0 z
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The federal agency said it doesn't expect this case to impact exports of Canadian cattle or beef, as the detection of a small numbers of mad-cow disease is expected every year.* S% m7 k& P. o, B a9 l: w
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In 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.# H( h0 L% u9 [5 L% l
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Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.
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- H# i) T) k1 I( R$ }4 f \ m: \http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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& l/ x# G$ u5 P$ f应该问题不大吧,谢谢! |
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