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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:
3 A% R ^! K/ m* e" O# hforage (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. * @0 q: `$ I+ Q. B; K
抗生素和激素是被禁止的。/ O; F) `2 Q6 g: l* V
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至于疯牛病,这是我找到的一条新闻0 q9 @! B8 S" h! o$ |0 W
/ M n9 t+ A4 u+ L- ] MCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.. Q4 p+ c. ^# q- ~
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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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' U, g. C0 ^6 D! k9 e ?No part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.
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# _6 e, L( T* t% O3 b$ IThe 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.3 b! @5 p1 [' |; g- K' I" ` u
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Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.2 m3 K2 O! Y& q) T
8 f! e6 F3 C; ihttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304+ {9 n0 C, n2 W2 `8 L
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应该问题不大吧,谢谢! |
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