茶树白斑病的发生与防治蔡煌（福鼎县点头农技站３５５２１４）茶树白斑病，近几年发生面积大。减产三四成，已成为茶区普遍发生的重要病害。现据我站几年来的多点试验结果总结供广大茶农参考。一、发生规律海拔３５０～６５０米，红、黄壤，干燥的北坡地，株病率均达７５... Occurrence and control of tea white spot disease Cai Huang (Fuding County nodding agricultural station 355214) tea white spot disease, occurred in recent years, a large area. The reduction of 34% has become an important disease commonly occurring in tea areas. It is based on the results of the multi-point test that I have stood for over the past few years for the reference of the majority of tea farmers. First, the law of occurrence 350-650 meters above sea level, red, yellow soil, dry northern slopes, plant disease rate reached 75 ...