Approximately 40% of all GM foods on sale contain DNA from a soil bacterium, which produces an insecticide (Bt toxin), causing the plant to produce this chemical.
已经上市销售的所有转基因食品的大约40%都包括来自土壤细菌的DNA，它产生一种杀虫剂(Bt毒素)，造成作物产生这种化学物。
To spread the mixture of poison insecticide soil on the land near maize plant is an important method to control larve in the field.
用甲基异柳磷毒土围苗等药杀幼虫是田间防治控制危害的重要手段。
应用推荐