在“七星瓢虫迁飞初探”一文中,我们探讨了七星瓢虫迁飞的各种事实,指出1976～1980年每年5、6月(高峰在6月上旬)在850毫巴的约1500米高空有大量七星瓢虫自南向北飞越渤海上空。这种在每年一定时期,沿着一定路线作有规律的集群定向飞行,是近年来发现的七星瓢虫最重要的生物学特性。由于七星瓢虫在我国发生区域广大,虫量丰富,因此,我们认为七星瓢虫在每年迁飞期间不仅会飞越渤海上空,而且极 In the article “A Preliminary Study on the Moveout of the Ladybird of the Seven Star Lady’s Lady”, we discussed various facts about the migration of ladybird ladybird, pointing out that in May and June of 1976-1980 (the peak was in early June), it was about 1,500 meters There are a large number of high altitude ladybug flying from south to north over the Bohai Sea. This regular period of each year, along a certain route for regular cluster directional flight, is found in recent years, the most important biological characteristics of ladybird ladybird. Because of the large area and the abundance of insects in our country, ladybird of ladybird not only flew over the Bohai Sea during the annual migration,