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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 }, T! o: Q8 R, }
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.
7 L: y+ t7 k8 n抗生素和激素是被禁止的。: _' H8 h" X0 ~: v3 }2 b
" M& m8 e0 `5 |* r7 ^7 X! D6 h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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9 p$ |, x9 t: y D. F4 o! @! BThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18./ c3 ]/ Z/ R. q s; Q3 y9 `
U4 S7 i2 J, j6 l. D/ q0 I& iNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.
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' N9 d" D; _" ~2 yThe 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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- o- r" u' e2 O. E B* z! |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.
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& s2 n8 e3 {) Y# v! s+ [" Rhttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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. @1 g& E# T% M G应该问题不大吧,谢谢! |
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