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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:
- t2 a! \0 `. d/ K1 Cforage (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.
c% _2 L! T$ W; O" q抗生素和激素是被禁止的。
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4 K; S4 S1 A( I至于疯牛病,这是我找到的一条新闻
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" N! V; t+ ^* P! n! C) a( W, p1 RCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
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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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! {# Z0 R; R! N6 T' V5 kThe 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., v3 A a( {1 z
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In 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.
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Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.: {6 R. X; H- H/ K( K7 C! c
! J. }& l; i0 n2 h. l$ l0 |http://ca.reuters.com/article/domesticNews/idCATRE7233JT201103043 C# l$ r" p& ]- D! J8 a0 ^5 B) Y
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应该问题不大吧,谢谢! |
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