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为了明确黑河地区大豆蚜虫发生规律,2014年利用吸虫塔和田间定点、定期的方法对大豆蚜虫的扩散飞行及发生规律进行调查。结果表明,在吸虫塔监测中大豆蚜虫有翅蚜于5月13日始见,10月21日结束,历时154 d;其间共出现6次峰值,其中7月初至9月初的3次虫蜂数量较多。田间无翅蚜最早出现在6月24日,在整个大豆生长期间出现3个峰值;田间有翅蚜虫最早出现在7月1日,在整个大豆生长期间出现2个峰值。
In order to clarify the occurrence of soybean aphids in Heihe, in 2014, we investigated the flight and occurrence of soybean aphids using the fixed-point method and the fixed-point method. The results showed that during the monitoring of the treacherous worm, aphids of the soybean aphid started to appear on May 13 and ended on October 21, which lasted 154 days. There were 6 peaks during the monitoring period. Among them, the number of bee insects in early July to early September More. Aphis gossypii first appeared in the field on June 24, with three peaks during the whole soybean growing season. The earliest aphid in the field appeared on July 1, with two peaks during the entire soybean growing period.