水曲柳主要病虫害及其防治方法

介绍了危害东北林区珍贵树种水曲柳(Fraxinus mandshuica Rupr.)的7种病害(水曲柳翅果斑点病Scab on samara、水曲柳梢头白腐Whiterot on topwood、花曲柳叶斑病Leaf spot、水曲柳白粉病Powdery mildew、苗木根结线虫病Seedling root knot nematode、煤污病Sooty mould和水曲柳幼苗褐斑病Brown patch)和7种虫害(小地老虎Agrotis ypsilon Rottemberg、水曲柳芫菁Lytta suturella Motschulsly、栗山天牛Massicus raddei Blessig、圆海小蠹Hylesinus laticollis Blandford、长海小蠹H.cholodkovskyi Berger、水曲柳枝小蠹Ernoporus fraxini Berge和东方盔蚧Parthenolecanium corni Bouche)的发生特点及其防治方法。

Diseases and Insect Pests of Fraxinus mandshuica and Their Control Methods

This paper introduces seven diseases that harm the rare tree Fraxinus mandshuica Rupr, including Scab on samara, Whiterot on topwood, Leaf spot, Powdery mildew, Seedling root knot nematode, Sooty mould and Brown patch as well as seven insect pests such as Agrotis ypsilon Rottemberg, Lytta suturella Motschulsly, Massicus raddei Blessig, Hylesinus laticollis Blandford, H. cholodkovskyi Berger, Ernoporus fraxini Berge and Parthenolecanium comi Bouche on Fraxinus mandshuica. It summarizes characteristics and the control methods.