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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:$ z+ {( W4 n% m. i8 s7 _
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 j& {8 x o1 X! L5 K5 \1 g
抗生素和激素是被禁止的。( q% _* {1 O; Y
) j) {* S9 d. i0 b至于疯牛病,这是我找到的一条新闻
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& B& B' ], B" |% X6 A) S6 lCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.' Q# E; H$ @6 S5 e/ n
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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.+ t# f6 f. M9 ^6 x) t& W$ M6 L& V
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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.* @: X( S1 O8 A: r, s* \7 [* s' Q4 m
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http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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应该问题不大吧,谢谢! |
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