茄褐纹病菌原属半知菌亚门真菌。专危害茄子叶片、果实及茎秆，其中以果实受害最重。 一、病害症状 成株期叶片受害，首先从植株下部开始，病斑近圆形至不规则形，边缘深褐色，中间灰白色，着生黑色小粒点，呈轮纹状排列，病斑易破裂穿孔。茎秆受害，病斑近梭形，稍凹陷，皮层 The eggplant brown fungus originally belongs to the penicillium subfamily fungi. Special hazards to eggplant leaves, fruits and stems, of which the hardest hit fruit. First, the disease symptoms Adult plant damage, the first plant from the beginning, the lesion from round to irregular, dark brown edge, the middle of the gray, with black small particles were arranged in round pattern, easy to rupture perforation . Stem damage, lesion nearly fusiform, slightly depressed, cortex