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欧洲栗象是具有经济重要性的林业害虫,对栗属和栎属植物能造成毁灭性损失,能严重降低板栗的产量和口感,影响种子发芽力和种苗活力。本文主要介绍了欧洲栗象的地理分布、寄主、形态特征、生物学特性、经济影响、防治措施等内容。该虫在我国尚无分布,深入研究该虫的为害特点和扩散途径等,对防治该虫有重要意义。
European chestnuts are economically important forestry pests that can cause devastating losses to Castanea and Quercus, can significantly reduce chestnut yield and taste, affect seed germination and seed vigor. This paper mainly introduces the geographical distribution, host, morphological characteristics, biological characteristics, economic impact, prevention and control measures of European chestnut. The insects are not yet distributed in our country, in-depth study of the insect pest characteristics and proliferation of ways, the prevention and control of the pest is of great significance.