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榛瘿蜂属膜翅目瘿蜂科，是今年新发现危害平榛的害虫，铁岭市境内的平榛林分普遍发生，被害株率平均达32%左右，榛果被害率达20%(16%-40%)，是影响榛子产量的重要害虫。榛瘿蜂1年发生1代，以老熟幼虫结茧在枯枝落叶层和表土中越冬，翌年榛芽萌动时开始化蛹，蛹期13-15d，5月上
Hazel bee is a genus of Hymenoptera, a newly discovered pests that harm Hazelnut this year. The hazelnut forest is common in Tieling City. The average victimization rate is about 32% and hazelnut damage rate is 20% (16 % -40%), is an important pest affecting hazelnut yield. Hazel bee 1 year occurred in 1 generation, with mature cocoon cocoon overwinter in the litter layer and topsoil, the next year when the germination of hazel bud began pupation, pupal period 13-15d, on May