VOA慢速英语2015.01.21 increase, change, 维生素A, 转基因作物, 气候变化

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______________________ Priva Namanya is one of the researchers. "We have been able to show that we can increase our vitamin A levels six times," Namanya said. Rob Bailey says GM crops offer the best hope of increasing productivity and dealing with climate change in Africa. Priva Namanya是其中一名研究人员.Namanya说:"我们已经证明可以提高6倍维生素A含量." Rob Bailey称转基因作物给非洲农业增产和应对非洲气候变化带来颇高希望.

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