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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:
8 @6 p# M$ ]7 ~* w& S( T7 Tforage (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. / o" w$ [+ z) K0 S: J% L. G% u+ F0 q
抗生素和激素是被禁止的。5 c$ V7 E$ z1 j( n$ f
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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.* D+ z. o( H& J8 M0 z! \
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The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.. L c. D9 S% r. }9 P
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No part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said." \6 e1 K2 {7 W% c1 a* y! h. R
* T$ ^" p! S2 D, |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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In 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive." l8 k! g' ^: g5 f6 v- O4 M9 R
9 a7 m" K( j" n5 D# K4 CSince 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.8 _4 L7 c& @! a$ Y) D' A; X
* P7 @) v: c5 z5 y" R7 ]# X! Fhttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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应该问题不大吧,谢谢! |
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