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1.蚕豆立枯病又称丝核菌茎腐病。蚕豆各生育阶段均可发病,主要侵染蚕豆茎基或地下部。茎基染病多在茎的一侧或环茎出现黑色病变,致茎变黑,有时病斑向上扩展达十几厘米,干燥时病部凹陷,几周后病株枯死。地下部染病呈灰绿色至绿褐色,主茎略萎蔫,后下部叶片变黑,上部叶片仅叶尖或叶缘变色,后整株枯死。
1. Broad bean blight, also known as Rhizoctonia stalk rot. Vicia faba can be the incidence of all stages of growth, mainly infected with broad bean stem base or underground. Stem-based disease and more stems in the side of the ring or stem appears black lesions, causing the stem black, and sometimes up to up to tens of centimeters of disease spots up, dry when the Ministry of depression, a few weeks after the wilt died. Underground disease gray-green to green-brown, the main stem slightly wilt, after the lower part of the leaves black, the upper leaves only the tip or leaf edge discoloration, the whole plant died.