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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:8 `. f) Z0 q1 E% a" r2 i
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.
# S$ b* n4 u% V! q6 B/ ~抗生素和激素是被禁止的。, y) ?) T J( Z; k! @
3 T0 D- i% h0 t: }( a# t至于疯牛病,这是我找到的一条新闻, R' U/ z. K. f' i* k
+ Z2 U+ N1 a# }1 M; }) R/ @CALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
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6 B4 r4 @* A7 P5 G3 U2 TThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.
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, n( Z+ D1 W! w4 l+ L3 \No 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.
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1 ?' W7 ]) ?3 b* hIn 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.4 ?2 [7 P. A' s) l- R& |$ G
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http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304
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应该问题不大吧,谢谢! |
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