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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:6 j6 ]5 A6 W+ n( ]( Z# ?2 D 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.
7 V9 ^0 |" i' @, I3 _6 x& y抗生素和激素是被禁止的。
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: r1 a$ j0 i. T8 C% z0 n) d至于疯牛病,这是我找到的一条新闻# A( f+ @$ b( V- H7 s* j/ \6 G
! e, o6 n" C) m+ c2 lCALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.% ^* `( E$ ^/ M/ r2 K6 V+ T" Z
1 f( {8 C) ?9 m9 G$ \0 E# CThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.1 K& ^# A* X* A" F9 v
5 R4 b4 l4 D/ f# pNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said./ k- Z8 v. s9 q* C' s
* o( m# h0 B% q5 Q$ y7 kThe 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.. r% A: F3 F2 J
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In 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.8 D7 k) J9 h3 q/ E
& U8 ^6 B" d$ ]Since 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows.
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& T2 c. b7 G6 Z! N+ ]0 Jhttp://ca.reuters.com/article/domesticNews/idCATRE7233JT201103045 p% g3 }3 c) u" Y9 [1 n
5 K- l A: C, W( t; p" r0 c, ~6 x应该问题不大吧,谢谢! |
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