凯里市区园林绿化植物常见害虫种类及危害特点

为城市园林绿化植物常见害虫的防治提供参考,2014—2016年采用实地调查、标本采集、分类鉴定及资料查阅等方法对贵州省凯里市区园林绿化植物的害虫种类及危害特点进行调查。结果表明:凯里市区园林绿化植物的害虫共有5目23科43种。其中,鳞翅目11科21种,占害虫总种数的48.84%;同翅目5科11种,占25.58%;半翅目4科6种,占14.0%;鞘翅目2科4种,占9.30%;膜翅目1科1种,占2.33%。以茶蓑蛾、银杏大蚕蛾、樟脊网蝽、杜鹃冠网蝽和矢尖蚧等5种害虫对园林绿化植物的危害较重,且以食叶危害类害虫分布最广,刺吸类害虫危害最严重。

Species and Damage Characteristics of Insect Pests of Garden Plant in Kaili City

To provide references for the control of pests in urban landscaping trees, from 2014 to 2016, the species and damage characteristics of garden tree species in Kaili were investigated by field investigation, specimen collection, identification and related data were consulted.Results: There were 5 orders, 23 families and 43 pests in the garden tree species in Kaili, including 11 families and 21 species of Lepidoptera, 5 families and 11 species of Homoptera, 4 families and 6 species of Hemiptera, 2 families and 4 species of Coleoptera, 1 family 1 species of Hymenoptera.The proportion of pest species was 48.84%, 25.58%, 14.0%, 9.30% and 2.33% respectively.The following five pests harmed garden tree species seriously, including Clania minuscule, Dictyoploca japonica, Stephanitis macaona, Stephanitis pyriodes and Unaspis yanonensis.Leaf pests are widely distributed and piercing-sucking injurious insects are of serious damage.