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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:
Y" X+ j) G! |- lforage (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.
* K) \ _* k/ {. f. C抗生素和激素是被禁止的。+ u+ f6 r6 o9 ]' J- a- k
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至于疯牛病,这是我找到的一条新闻
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CALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
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( A2 n _0 _& O( ?, E, AThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.3 {) e* V$ C9 u1 w
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No part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.
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- Y$ {3 Z1 T+ N5 `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.
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$ x8 Q+ N6 S% D6 M' ?In 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.5 Z- g2 B% W4 V
9 H4 t$ z- w. Q gSince 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.
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http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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8 e' E/ W+ f6 @3 s2 o( |8 D应该问题不大吧,谢谢! |
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