栗蛀花麦蛾是我国首次记录的粟树花期发生的一种新害虫,在河北省燕山栗区发生普遍.为害严重.以幼虫蛀害雄花和混合花序雌花,引起整个混合花序脱落而减产;1年发生1代,以蛹在树皮裂缝、翘皮下做茧越冬;幼虫为害盛期为6月中下旬.利用花期喷药或刮树皮可有效地控制为害. A new pest occurred in the flowering stage of poplar in China, which occurred in Yanshan chestnut area of ​​Hebei Province and was severely damaged. The larvae mowed male flowers and mixed inflorescences of female flowers, causing the whole mixed inflorescences to fall off, 1 generation occurred in one generation, pupae in the bark cracks, tilting the skin to do the cocoon overwintering; larvae damage mid-late June. The use of flowering or scraping bark can effectively control the damage.