根据莲花县诱测灯下27年的统计资料,其越冬代二化螟的发蛾特点是:发蛾期长,平均发蛾期为34天,最长达53天,盛蛾期平均为11.35天,最长达25天。发蛾峰次自六十年代以来以一个蛾峰为主发展到以两个和三个蛾峰为主,如1963～1976年发蛾峰次仅有一个峰的年份为10年占71.43％,二个峰的年份4年占28.57％;1977～1989年发娥峰次仅有一个峰的年份 According to the statistical data of 27 years under the inducement light in Lianhua County, the characteristics of hair moth overwintering stem borers are as follows: the hair moth period is long, the average hair moth period is 34 days, the longest is 53 days, and the average moth period is 11.35 Days, up to 25 days. Hair moth peak from the 1960s to a moth-based development to two and three moth-based, such as the 1963-1976 hair moth peaks only one year accounted for 71.43% for 10 years, The year of the two peaks accounted for 28.57% of the year, and the year of the peak of the E-wave peaked from 1977 to 1989