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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:* e/ V" k' o( l0 h5 S
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. + _- D+ e9 `* s# b) W( ]
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3 K0 t7 K9 {6 r
2 U: B |/ n9 } @: |CALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
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The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.6 J$ k; M0 {& f. K6 Y
, B- S% g& m5 X$ ZNo 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. n' |# j& n. s* y7 l6 V
' h" n' R8 {- ]6 g8 t1 w$ Z% SIn 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.; c0 |# g9 v: Z- D( g5 P$ m
& W1 z( Y* o5 a7 C3 v1 q1 ohttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304# v$ x3 r" r/ u$ S6 A9 [
4 v0 h+ o+ j! j0 G应该问题不大吧,谢谢! |
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