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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:
f7 [% ~ _3 `3 s) D/ Jforage (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. 4 d# |: }* d7 @- b i$ S. e
抗生素和激素是被禁止的。
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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.5 u# o( M" o P( N5 ]& M
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The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.
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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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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.( O! ?0 O# N8 B- h/ h6 v
4 N! e8 `. z" l$ ?9 ZIn 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.' L; E! h6 k) A I+ @1 c$ N
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Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.! q4 P0 F' b6 x- p' V
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http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304: N! C5 u* E/ I/ S* Q( ]; e
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应该问题不大吧,谢谢! |
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