栗实象甲又名栗象鼻虫、栗蛆 ,属鞘翅目象虫科 ,是湖北省板栗重要害虫之一 ,主害栗实。一般栗实被害率 2 0 %左右 ,严重的达 4 0 %以上。1　为害特点蛹羽化后成虫在土中静伏 5～ 10天 ,土壤湿度适宜时钻出土面 ,取食嫩叶和幼芽 ,产卵时在果蒂附近咬一深入子叶的产卵孔 ,将卵产 Castanea sativa, also known as chestnut weevil, chestnut maggots, is a Coleoptera insects, is one of the important pests in Hubei Province chestnut, the main chestnut chestnut. In general, the rate of chestnut damage was 20% or so, with a serious problem reaching 40% or more. 1 damage characteristics After emergence pupal ecdysone in the soil for 5 to 10 days, when the soil moisture suitable drilled soil surface, feeding young leaves and sprouts, spawning in the vicinity of the fruit bite a deep cotyledon spawning holes, will Ovulation