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国槐性强健,萌芽力及抗污染能力都很强,且树冠宽广枝叶繁茂,寿命长,在我国南、北方广泛应用。但该树一旦遭受某些虫害。将会严重影响其生长,甚至导致死亡。根据多年来的工作经验,笔者对国槐常见的害虫及防治方法进行了总结。1.槐蚜:1年发生多代,以成虫和若虫群集在枝条嫩梢、花序及荚果上。吸取汁液,被害嫩梢萎缩下垂,妨碍顶端生长,受害严重的花序不能开花,同时
Sophora japonica sex is strong, sprouting and anti-pollution ability is very strong, and the crown of lush branches and lush, long life, in our country south, north widely used. But once the tree suffered some pests. Will seriously affect its growth, and even lead to death. Based on years of work experience, the author summarized the common pests and prevention methods of Sophora japonica. 1. Sophora japonica: Occur for more than one year to adults and nymphs clustered in shoots shoots, inflorescences and pods. Suction juice, the victim shrinking shrinking sag, impede the growth of the top, serious inflorescence can not flowering, at the same time