桃潜叶蛾对油桃树为害研究初报

桃潜叶蛾是我国桃树主要小型害虫之一.通过在喀什疏附县阿瓦提乡桃园调查结果表明,桃潜叶娥在该地区8～9月为发生高峰期,在桃园为害率为50.88;～75;,平均为15.60;.在桃园该虫主要以幼虫潜食叶肉组织,形成弯曲的虫道,因粪粒充塞其中,致使叶片破碎,受害严重的果园7月桃树大量落叶,最终叶片干枯、脱落、树体新生嫩枝干枯,严重影响树势和正常发育,造成树体衰弱.在此调查基础上初步提出了农业、物理、化学等防治技术.

Preliminary Discussion on the Damage of Peach Dives Ye E to the Oil Peach

The peach dives Ye E is one of important small harmful insects in China.The investigation on the peach gardens in Awati Village,Shufu County of Kashi indicated that the Peach Dives Ye E had high peak of its damage in Aug.- Sep.annually in this region.The damage rate was 50.88%- 75%in the peach graden,its average damage rate was 15.60%.The larvae mainly dives into the peach leaves tissue,to form winding pest paths, caussing the peach leaf break.A great number of leaves fall from the damaged peach trees,which seriously affect the growth of the trees.Finally,all of the leaves of the peach withered and fell down.Some scientific bases were provided to control the Peach Dives Ye E by different agricultural techniques.