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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:+ @& j; m _0 y# e9 q
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.
/ I7 h; ]4 K; {$ z$ r) d3 y c# ?抗生素和激素是被禁止的。
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8 H [& e* t' ?" \8 z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.( h" Z h& N, h) g9 s
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The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.! {: a; n0 i0 ^2 c
" m, R& T/ Q2 R2 a" E8 g: C: _! hNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.; ? r. Y) l& T! ^2 r" A4 c l
* a2 n0 A6 s f6 R: EThe 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. [! N; G4 Y: p5 s7 x
+ K& ]" D+ R) F7 {7 H% zIn 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.# s2 k+ B. ^8 l$ M
3 L# }+ M: x8 s! Uhttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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应该问题不大吧,谢谢! |
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