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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:% Q0 V% T7 F% B+ k {7 Q+ F& I4 R
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.
' N) M8 G% T/ E+ ~抗生素和激素是被禁止的。
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3 `) O# S4 J" z# u# j6 ?3 C% |! L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.1 E" z T7 ]* Q
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The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.' \$ [7 X% k1 I" i h
: b7 X" z Q+ M$ t7 ^7 S ]+ tNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.
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6 p+ m& W% }! m+ n) J2 N4 {8 OThe 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.! t* l/ H: A7 N. |0 h
9 g7 r* D, `, b1 }In 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.; |; r/ [' b8 ^
3 u" `0 `, O+ v( t* R |% p( ohttp://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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9 o2 |3 R. d' e; z0 i( e应该问题不大吧,谢谢! |
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