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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:
, ?& r; f+ P, ?; b3 w2 fforage (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) h/ C3 d3 n k# ?% `! y
抗生素和激素是被禁止的。1 V$ {' g. P$ o
4 `1 r8 b" v3 V5 x; U8 N; _至于疯牛病,这是我找到的一条新闻 R; t& H! k! c( g. e1 k# P
. ^) f0 M' F; b; G' zCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.5 B6 v0 D, Z- Y, z5 d
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The cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18. A9 \1 u5 f2 [! h2 h {
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No part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.
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: s/ \7 Y/ d6 B h& \" v8 y; [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.
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P3 h( b( {& j9 {Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.
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% c5 G* O4 l: S% yhttp://ca.reuters.com/article/domesticNews/idCATRE7233JT201103044 a) w7 m" y: P4 ]9 s8 A
$ d' C$ k) c+ g7 S) [- b应该问题不大吧,谢谢! |
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