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第二代棉铃虫是棉花的主害代,用英国捷利康中国有限公司开发的功夫农药防治,具有高效、广谱、击倒快、持效好等优点。为充分发挥其杀虫威力,在棉铃虫的中、低抗区应注意合理使用。一要适时用药。用功走农药防治二代棉铃虫,要在达到防治指标(百株累计卵量100粒一)和幼虫孵化盛期用药,不达防治指标不要用药,以减少用药次数,进而减缓棉铃虫抗药性的产
The second generation of cotton bollworm is the main generation of cotton, with the Czech Republic, Czech Republic, China Unicom kongfu pesticide development and prevention and control, with high efficiency, broad spectrum, quick knockdown, good effect and so on. In order to give full play to its insecticidal power, the cotton bollworm in the low resistance area should pay attention to the rational use. A timely manner medication. Carefully using the second generation of pesticides to prevent and control of cotton bollworm, to achieve the prevention and control indicators (one hundred cumulative number of eggs 100) and the larvae of the peak period of incubation medication, do not reach prevention and control indicators do not medication to reduce the frequency of medication, and then slow down the resistance of cotton bollworm Production