报道了近年在山东莱州市小麦上新发现的害虫——Crambus sp.在当地小麦田的发生为害情况。对该虫进行了室内饲养,结合田间扣网观察。对其形态特征进行了鉴定,初步观察了其生物学特性。经过田间防治和药剂筛选试验,对其防控技术进行了初步探索,提出了目前关于该虫尚不明确的一些问题。 This paper reports the occurrence of Calambus sp., A pest newly found on wheat in Laizhou, Shandong Province, in the local wheat field in recent years. The insects were indoors, combined with field deduction observed. Its morphological characteristics were identified, preliminary observation of its biological characteristics. After field control and drug screening test, its prevention and control technology has been tentatively explored, and some problems that are not clear about this insect are raised.