福建省红叶石楠害虫调查及其4种新害虫

Investigation on the Pests which Damaged Photinia×fraseri in Fujian Province and Four Newly Recorded Pests

采用野外调查、室内饲养等方法对福建省红叶石楠(Photinia×fraseri Dress)害虫进行调查。结果表明,红叶石楠害虫共计确认37种,隶属7个目21科。其中鳞翅目害虫为13种,占35.1%;半翅目害虫12种,占32.4%;鞘翅目害虫6种,占16.2%。按危害方式分:食叶害虫17种,占45.9%;刺吸性害虫13种,占35.1%;蛀干(根)害虫6种,占16.2%;蛀梢害虫1种,占2.7%。同时,记述了印度橄蝗(Tagasta indica)、梨眼天牛(Bacchisa fortunei)、梨小食心虫(Grapholita molesta)和脉黄毒蛾(Euproctis albovenosa)等4种红叶石楠新害虫。

From 2016 to June 2020,the pests on Photinia×fraseri Dress in Fujian province were investigated by the methods of field investigation and indoor feeding.Result shows that 37 species were identified,belonging to 21 families and seven orders,among which 13 species of Lepidoptera were identified,accounting for 35.1%;twelve species of Hemiptera pests were identified,accounting for 32.4%;six species of Coleoptera,accounting for 16.2%.According to the damage method,there were 17 species of defoliators,accounting for 45.9%;13 species of stinging and sucking pests,accounting for 35.1%;and 6 species of trunk(root)borers,accounting for 16.2%;and 1 species of shoot borer,accounting for 2.7%.Meanwhile,four new pests,i.e,Tagasta indica,Bacchisa fortunei,Grapholita molesta&Euproctis albovenosa were described.Result provides the basic information for the pest control on Photinia×fraseri.