莲藕是一种重要的水生蔬菜,随着产业结构的调整,一部分低洼稻田被用来种植莲藕,取得了显著的经济效益。因生长于水生环境,生育期较长,抗逆性较弱。尤其是在连作的情况下,容易遭致多种真菌性病害的危害。现将常见的几种莲藕病害及防治方法介绍如下:腐败病。又称枯萎病、腐烂病,是种植区发生最普遍、危害最严重的病害之一。该病主要危害地下茎和根部,并造成地下部枯萎。莲藕发病早期无明显症状,后期病茎、莲鞭 Lotus root is an important aquatic vegetable, with the adjustment of industrial structure, a part of low-lying paddy field is used to grow lotus root and achieved significant economic benefits. Due to the growth in the aquatic environment, longer growth period, resistance is weak. Especially in the case of continuous cropping, susceptible to a variety of fungal diseases caused by the harm. Now several common lotus root disease and prevention methods are described below: Corruption disease. Also known as blight, rot disease, is the most common in planting areas, one of the most damaging diseases. The disease harms the underground stems and roots and causes the underground to wilt. Early onset of lotus root no obvious symptoms, late disease stems, lotus whip