历年来,我区蚕豆一直遭受赤斑病的不同程度危害。1973年2、2月份在莆田、福清蚕豆主产区大流行,造成减产。症状蚕豆赤斑病病菌可以侵害叶、茎、花和幼荚,但以叶上的病斑最为显著。叶上的病斑有两种类型;第一种为赤褐色斑点,发病时在叶片上发生红褐色小点,逐渐扩大成圆形或椭圆形,中央褐色稍凹陷,边缘深褐色微隆起,与健全部分有明显界限,这种病斑散布 Over the years, broad beans in our district have suffered from varying degrees of red spot. February and February 1973 in Putian, Fuqing broad beans main producing areas pandemic, resulting in reduced production. Symptoms Vicia faba can invade leaves, stems, flowers and young pods, but lesions on leaves are most noticeable. There are two types of spots on the leaf; the first is auburn spots, the incidence of red brown spots on the leaves, gradually expanded into a round or oval, slightly brown central depression, the edge of the dark brown micro uplift, and sound Some have obvious boundaries, this spread of spots