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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：1 F( |& ^" U5 h+ n1 m p- I
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 }6 b0 P! O, o抗生素和激素是被禁止的。
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& V, u" K' O' }" b* F7 {至于疯牛病，这是我找到的一条新闻! ^5 ^6 d3 f! ~& L! i
5 l" h, ]2 L8 V# {- x2 m, q( gCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.: a V- ^/ w6 d4 L6 H; N
* o1 s3 C+ B, n+ D6 {! S: zThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.
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& H- C& b4 ~& ~8 u; s3 j& m$ zNo 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.
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8 ~+ h' Y. I, [3 AIn 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.
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@+ s! v% s+ j4 lhttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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- K5 p/ a; t, J- S; y0 \0 [1 ?- G+ g应该问题不大吧，谢谢！ |
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狗仔卡
发表于 2011-9-15 08:32
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发表于 2011-9-15 09:56
发表于 2011-9-15 11:00
