黄瓜枯萎病又称萎蔫病、蔓割病、死秧病,是一种较难防治的土壤传系统性病害,全国各地均有发生,发病率一般在10%~30%,严重时可达80%~90%,常对农业生产造成较大损失。发病原因:引起黄瓜枯萎病的病原为半知菌类真菌尖镰孢菌黄瓜专化型(图1),此病菌产生大小两种类型分生孢子,大型分生孢子纺锤形或镰刀形,无色透明,顶细胞圆锥形,有的微呈钩状,基部倒圆锥截形或 Cucumber wilt, also known as wilt disease, vine cut disease, dead seedling disease, is a more difficult to control soil transmission systemic diseases, all over the country have occurred, the incidence is generally 10% to 30%, severe up to 80 % ~ 90%, often causing greater loss of agricultural production. The cause of the disease: Cucumber wilt disease caused by the pathogen known as fungi Fusarium oxysporum cucumber specific (Figure 1), the bacteria produce two types of size conidia, large conidial spindle or sickle-shaped, no Color transparent, apical cell conical, slightly hooked, base inverted cone truncated or