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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:
$ }7 Y! e9 I! t( k/ [1 |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. ( e) |2 t7 Y; V2 |5 O4 E
抗生素和激素是被禁止的。- P0 f2 D& G% }! @% I. @ @/ B& L2 K
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至于疯牛病,这是我找到的一条新闻
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. ^( R* n# D, t; m5 M ACALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
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' R6 P0 U; _9 I+ e, TThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.
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No part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.' m5 n/ s" I5 p) z4 n0 c2 m
" Y1 X: W6 E# i4 wThe 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.0 k# \9 z4 B0 z/ L
% S8 ^1 t7 `/ n |9 nIn 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.- F$ J: t4 V+ {) i. l0 I% f0 S
( E6 j+ [ [. nSince 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.
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http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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+ U$ J2 v6 B1 y# l( g应该问题不大吧,谢谢! |
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