桂北茶区假眼小绿叶蝉田间发生规律调查研究

Investigation on Occurrence Regularity of Tea Leafhopper in Guibei Tea District

该文通过3年田间系统调查,介绍了假眼小绿叶蝉的危害状况及生活习性,研究了桂北茶区假眼小绿叶蝉的田间发生规律。结果表明:假眼小绿叶蝉在桂北发生的高峰期在5月中旬至6月中旬,第二高峰在8—10月,而且在用化学防治时尽可能选择对其天敌伤害较小的药物,保护天敌种群在茶园中发展,在一定程度上能控制或减小第二高峰的形成。

In this paper,through the investigation of 3 years field system, the symptoms and life habit of tea leafhopper were introduced, occurring regularity in field of tea leafhopper was studied. The results showed that the occurrence peak of tea leafhopper in Guibei occurred from mid May to mid June ,the second peak occurred in from August. to October ,but also in the use of chemical control as far as possible choosing the drug for the natural enemy in minor injuries,protection of naturM enemies population development in tea, could control and reduce the formation of the second peak in a certain extent.