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绿盲蝽象是我社棉花生产上的一个主要害虫。一年发生五代,4月初若虫始见至10月底成虫终见长达7个月。二代成虫和三、四代是主要的危险世代。绿盲蝽象的严重危害,除决定于虫源,茬口和环境条件外,主要决定于气候状况。我们分析了10年来6～8月份(即二、三、四代发生期)的雨日、雨
Myzus persicae is a major pest in cotton production in our society. Five generations occur a year, nocturnal arrival in early April until the end of October adults last for up to 7 months. Two generations of adults and three or four generations are the main dangerous generation. The serious damage caused by the green bugs is mainly determined by the weather conditions, except the insects, stubbles and environmental conditions. We analyzed the rainy days, rainy days from June to August (ie the second, third and fourth generation occurrences) over the past 10 years