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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:4 a7 k8 ?. P/ L I4 ?7 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.
' j, S; I9 J0 D# l' T抗生素和激素是被禁止的。1 v9 ?4 b2 L3 C5 n: l1 F# A3 d: h3 G' E
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至于疯牛病,这是我找到的一条新闻3 u s b6 ^- l/ ~
6 K" l! |. c6 D. L; jCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.1 l3 M5 d1 _! I8 S# z. R
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The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18., e* E) B4 Z c! K7 m
( j6 B: O7 s2 o Z4 _! CNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.) P( D+ r, K) y
% x! \2 L. C3 w; R; ?- A4 tThe 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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1 I; O$ R3 T& n! _ z$ eIn 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.$ U' o6 H% H% V9 M5 o9 |
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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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