茶云纹叶枯病的发生规律及防治

Occurrence Regularity of Tea Guignardia Leaf Blight and Control Measures

茶云纹叶枯病是一种高湿高湿型病害。该文介绍了该病害的病原及特征、侵染循环、发生规律、危害症状,指出农业防治可选择适宜的地形、地势和土壤,利用抗病品种,注意茶园卫生,加强茶园管理;化学防治可选择适宜的药剂尽早喷防。为尽快控制茶云纹叶枯病危害提供了科学依据。

Tea Guignardia leaf blight favors high humidity and temperature. The pathogen and its characteristics,infection cycle, occurrence regularity,damage symptom of tea Guignardia leaf blight were introduced at first,then agricultural control measures were put for- ward, such as choosing suitable terrains and soil, using disease-resistant varieties, cleaning tea farm, enhancing tea farm management. And suitable pesticides could be sprayed as soon as possi- ble.This study provided scientific support for controlling the disease.