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胡桃扁叶甲(Gastrolina depressa Baly)是严重危害核桃楸(Juglans mandshurica Maxim)叶片的害虫,常常将树叶食光。连年危害后,可造成核桃楸枝条或幼树死亡。胡桃扁叶甲是东北地区严重为害核桃楸的食叶害虫,常常将树叶食光。作者通过观察,对该虫在吉林省长白县的生物学特性进行研究,并提出防治该虫的方法。
Gastrolina depressa Baly is a pest that severely damages the leaves of Juglans mandshurica Maxim, often eating leaves. After years of danger, can cause Juglans mandshurica branches or young trees died. Pecan A flat leaf peach is a devastating leaf pest of Juglans mandshurica in northeastern China, and leaves are often eaten light. Through observation, the author studied the biological characteristics of the insect in Changbai County of Jilin Province and put forward the method of controlling the insect.