bt基因玉米
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bt-maize 粟米
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The organisation reckons the widespread deployment of Bt maize could halve both figures.
ECONOMIST: Genetic modification works
Gains in countries where Bt maize is already planted commercially, such as America, Argentina, South Africa and Spain, range from 5% to 10%.
For example, Zeneca has managed to switch the bt gene, which gives maize plants resistance to nasty insects, on and off using another chemical trigger.
ECONOMIST: Terminator genes
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