广东省油茶病虫害种类及发生动态调查

2010～2012年对广东省油茶栽培区进行了病虫害种类调查,并对广东油茶病虫害发生动态进行了分析。结果表明,广东省危害油茶的病虫害有101种,其中病害14种,虫害87种。14种病害中,黄化病和栗寄生为首次在油茶上危害报道,以炭疽病、软腐病、茶苞病、赤叶斑病以及栗寄生为优势病害种类。87种虫害中,已鉴定65种,其中鞘翅目昆虫13种,鳞翅目昆虫19种,同翅目昆虫20种,半翅目昆虫10种;以褐足角胸叶甲、油茶象甲、油茶织蛾、假小绿叶蝉和卷叶类鳞翅目害虫为害虫优势种类。

Investigation on Diseases and Pests Species of Camellia oleifera and Their Occurrence Dynamics in Guangdong

The diseases and pests species of Camellia oleifera were investigated in Guangdong during 2010-2012,and the occurrence dynamics of these diseases and pests were also analyzed.As indicated by the results,there were totally 101 species,among which there were 14 species of diseases and 87 species of pests.Among the 14 species of diseases,Korthalsella japonica(Thunberg)Engl.and leaf yellow disease were firstly reported in Camellia oleifera.Colletotrichum gloeosporioides Penz,Agaricodochium camellia Liu,Wei et Fan,Exobasidium gracile(Shirai) Syd,Phyllosticta theicola Petch,Korthalsella japonica were advantage diseases.Among the 87 species of pests,65 were identified,including 13 species of Coleoptera,19 species of Lepidoptera,20 species of Homoptera,10 species of Hemiptera and so on.Basilepta fulvipes(Motschulsky),Curculio chinensis Chevrolat,Casmara patrona Meyrick,Empoasca vitis Gothe and leaf-roller Lepidoptera pests were advantage pests.