栗瘿蜂是栗实的主要害虫,近年危害严重。经过两年研究表明,在每年春天栗芽膨大期,采用40%的增效氧化乐果涂刷有虫株树干胸径部位去木栓层的施药面,防治效果好。每株胸径10～15cm的中龄栗树,用药量为7～10毫升。经检测,用药后栗实中农药残留量低于联合国卫生组织规定的标准。 Chestnut bee is the main pests of chestnut, serious harm in recent years. After two years of research shows that in the spring chestnut bud bulging period, the use of 40% synergized omethoate wormwood strain diameter of the thorn to the cork layer applied surface, good control effect. Each tree chest diameter of 10 ~ 15cm middle-aged chestnut, the dosage is 7 to 10 ml. After testing, the actual pesticide residues in the chestnut is lower than the standard set by the UN Health Organization.