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有的农民认为种了抗虫棉就不需要治虫了,这一看法是不对的。因为抗虫棉只是对棉铃虫有抗性,而对其他害虫则是无效的。因此,应根据不同棉
Some farmers think that planting insect-resistant cotton does not require pest control. This view is not correct. Because cotton is only resistant to cotton bollworms, it is ineffective against other pests. Therefore, should be based on different cotton