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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:7 }2 |& O& h$ p7 O* X3 B
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 P' P% U, ]% A$ z C; F5 @
抗生素和激素是被禁止的。
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至于疯牛病,这是我找到的一条新闻: E9 L" R3 `* f+ z, z, a+ B
, [% U- q$ ~% q) `: kCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.- Q9 y, h; a" ~% U B" D$ k
$ d& ?. l# c; B6 |6 bThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.* R! l9 c3 _, T' e2 y* |) V- R7 P
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No part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.4 u7 D7 j; x- f& k4 z4 p
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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.* g4 s# k, k; Z+ k% S
1 v: E+ c8 G: k5 KIn 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.* S' _5 F3 l2 ]7 A0 g. v; h
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Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.
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0 u& ?3 E: _2 x' g9 w6 o$ P) chttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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2 ^7 n7 m# q: ^7 q4 q) @应该问题不大吧,谢谢! |
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