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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:* d& A, H4 O9 m9 j; z# f
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 T# L7 z- z2 B6 A! e抗生素和激素是被禁止的。! P+ F y* C+ C7 L. i
& f4 @1 f" X3 r6 v% O& m p4 O# F至于疯牛病,这是我找到的一条新闻7 K4 U& D, a) _4 Z" g1 r
1 R+ |( [- W. l! W, b8 h- D, H) h6 OCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
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& f6 p# L. U1 ?. @3 N# c# M TThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.
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( a3 d& b8 b1 MNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.
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2 T" T4 @. x6 E* ZThe 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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In 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive., Y d7 k& w0 z; n; y& f: A4 G( U
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Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.! {. P8 \% m [9 r" L/ r( S
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http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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+ ?6 X: ~; B2 X应该问题不大吧,谢谢! |
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