茶芽枯病是春茶期的重要病害，严重影响春茶产量和质量。一、危害症状此病主要危害幼嫩芽叶。从芽尖开始，逐渐危害1～3叶，先在叶尖或叶缘产生淡黄色或黄褐色病斑，后扩展成不规则的褐色至黑褐色病斑。发病芽叶枯焦、萎缩不能伸展，易破碎扭曲，严重时芽叶枯死脱落。后期如雨 Tea bud blight is an important disease in the spring tea period, seriously affecting the yield and quality of spring tea. First, endanger the symptoms of the disease mainly endanger young shoots. Beginning from the bud tip, gradually endangering 1 to 3 leaves, first in the tip or leaf margin to produce yellowish or brown spots, then expanded into irregular brown to dark brown lesions. The incidence of bud Jiaojiao, shrinking can not stretch, easy to break distorted, serious leaves bud dead fall off. Late rains