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河北省是中国甜瓜主产区之一,唐山市乐亭县甜瓜的生产面积达十多万667 m2,是河北省甜瓜生产面积最大的县份。在甜瓜生产过程中,病虫害防治已经成为常规生产管理措施,地下害虫的为害也基本上得到控制。但近些年,由于部分瓜农重视病害防治而轻视虫害防治,防治不及时田块则会不同程度上出现地下害虫的为害。保护地甜瓜生产中黄斑大蚊幼虫为害甜瓜幼苗的现象时有发生,并出现了加重趋势,雨水多的年份近水源地带个别田块发生严重。黄斑大蚊为害薄皮甜瓜史料上记载不多。2013年1月笔者在河北省乐亭县首次发现黄斑大蚊为害甜瓜。
Hebei Province is one of the main producing areas of Chinese melon. The production area of melon in Laoting County of Tangshan City amounts to more than 100 thousand 667 m2, making it the largest county of melon production in Hebei Province. In the melon production process, pest control has become a routine production management measures, the damage of underground pests are basically controlled. However, in recent years, some peasants pay less attention to pest control because of their emphasis on disease prevention and control, and pest control is not timely in some fields. Occurrence of muskmelon seedlings in the melon production in melon production has occurred from time to time, and the trend of aggravation appears. In the rainy years, some individual plots near the water source area are seriously affected. Maclear mosquito harmful thin-skinned melon historical records. In January 2013, the author first discovered that macular mosquito is harmful to melon in Laoting County, Hebei Province.