The survival rate of larvae and pupae that reared on Aphid which collected from Bt cotton field were significant lower than that reared on Aphid which collected from Non-Bt cotton field.
以转基因棉田蚜虫喂饲的龟纹瓢虫的存活率、成蛹率显着低于以非转基因棉田蚜虫喂饲的龟纹瓢虫。
According to the Environmental Protection Agency, in 1999 growers in states using high amounts of Bt cotton sprayed 21 percent less insecticide than usual on the crop.
根据美国环保署的资料,1999年大量种植Bt棉花的各州,杀虫剂的喷洒量比往常减少了21%。
The cash crop that has a huge demand the world over and with easy going farming methods of Bt cotton had persuaded many farmers to engage in its cultivation, thereby, earning them a handsome income.
Those exact same symptoms are now being reported by farm workers handling Bt cotton grown in India.
完全相同的癥状也出现在来自印度Bt菌棉花农场的工人们。
The results showed that the salt tolerance of Bt cotton cultivar was not high though there are differences of salt tolerance among Bt cotton cultivars in this experiment.