标签：genetical 相关文章

Genetically Engineered Pigs

Boadcast: February 18, 2003 By Mario Ritter This is the VOA Special English Agriculture Report. Food in the United States can include genetically engineered crops. No genetically engineered animals, h

发表于:2018-12-07 / 阅读(66) / 评论(0) 分类 VOA2003（上）-科技导航

Genetically Engineered Salmon1

Broadcast: Jan 28, 2003 By Mario Ritter This is the VOA Special English Agriculture Report. A number of companies are expected to seek approval from the United States Food and Drug Administration to p

发表于:2018-12-07 / 阅读(104) / 评论(0) 分类 VOA2003（上）-科技导航
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