抗病育种

VOA慢速英语20060329a

HEALTH REPORT - Increased Efforts Urged to Fight TuberculosisBy Cynthia Kirk Broadcast: Wednesday, March 29, 2006 I'm Shep O'Neal with the VOA Special English Health Report. Almost two million people

发表于:2019-01-02 / 阅读(35) / 评论(0)

2006年慢速英语（三）月

Foot-and-Mouth Disease

> 09 英国农业部正试图阻止口啼疫蔓延 DATE=3-6-01 TITLE=AGRICULTURE REPORT - Foot-and-Mouth Disease BYLINE=George Grow (Start at 58

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Tuberculosis1

Broadcast: May 14, 2003 By Karen Leggett This is the VOA Special English Health Report. One-third of all the people in the world are infected with tuberculosis, or TB, a disease caused by bacteria in

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VOA2003（上）-健康资讯

VOA慢速英语2012 Health Report - Refugee Camps are a Breeding Ground for Disease

Health Report - Refugee Camps are a Breeding Ground for Disease This is the VOA Special English Health Report. United Nations aid agencies say hundreds of thousands of refugees are living in unacceptable conditions at camps. These people fled their h

发表于:2019-01-12 / 阅读(42) / 评论(0)

2012年VOA慢速英语(九)月

VOA标准英语2012--Antibiotics Breed Drug Resistance in Pigs

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

发表于:2019-01-13 / 阅读(49) / 评论(0)

VOA标准英语2012年(一月)

反口蹄疫的疫苗

36 反口蹄疫的疫苗 VOICE ONE: (Start at 1'00

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科技之光

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