 鲜花( 2)  鸡蛋( 0)
|

楼主 |
发表于 2011-9-15 11:21
|
显示全部楼层
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:+ X# {8 ?/ c, I6 K3 @1 r& p* K( A
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, [1 E- j. V. z! J/ D' |
抗生素和激素是被禁止的。& J: V u5 [* T- T& |
7 y) |" E& [7 s. o; D
至于疯牛病,这是我找到的一条新闻
`5 j' i. J1 f& ^7 W7 C6 [" W* C. `( y0 g! w G5 U- ^# s+ Z
CALGARY - An Alberta cow has tested positive for mad cow disease, the Canada Food Inspection Agency confirmed Friday.
5 L5 S+ b/ e% ~6 f) W: t
% e. ?3 u5 u$ x+ S3 E& eThe cow, a 77-month dairy cow, was found to have bovine spongiform encephalopathy on February 18.. W; l) H& d+ q4 U+ `1 K1 o, k" d. |
) d+ R$ ]8 w/ p" S: x. s* O# r5 kNo part of the animal's carcass has entered the food chain or animal-feed systems, the CFIA said.% N3 y; v* F: J4 G
- y2 X9 ^! V- W! MThe 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.7 L3 y5 U7 m, F5 q3 I7 M* O1 M
4 X& ]/ i2 t7 F1 c* O: R/ V# s
In 2009 and 2010 each, one of about 35,000 cows tested for the disease tested positive.( V0 g; o" B8 H2 l
: F( a+ T! g5 f" F V$ w/ a TSince 2003, there have been 18 cases of confirmed mad-cow disease, CFIA data shows./ L; Z- g F; J$ p2 x4 T2 Y' j& z) N
( S) {* ^! X5 V/ H- L
http://ca.reuters.com/article/domesticNews/idCATRE7233JT20110304& Y# N: T, C' v: s k, m. ~
5 ~$ t6 x2 U6 R+ Y
应该问题不大吧,谢谢! |
|