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一、加强轮作避免地块连作,与非瓜类蔬菜轮作三年以上。二、选用抗病品种选用生长势强、优质、高产、抗病性好的品种。如:津春3号、津绿3号、中农5号等。三、种子消毒1.晒种。在阳光下晒种促进后熟,发芽整齐,易成壮苗。2.药剂浸种。用50%多菌灵湿性粉剂500倍液浸种60分钟,捞出冲洗干净。3.温汤浸种。播种前在55℃的温水中浸种20分钟,捞出放入冷水中冷却,晾干催芽播种。
First, to strengthen rotation to avoid continuous cropping, and non-melon vegetables rotation for more than three years. Second, the selection of disease-resistant varieties of strong growth potential, high-quality, high yield, good disease resistance varieties. Such as: Jinchun 3, Jin Green 3, Zhongnong 5 and so on. Third, seed disinfection 1. Sun kinds. In the sun drying species to promote maturity, neat, easy to strong seedlings. 2. Pharmacy soaking. With 50% carbendazim moisturizing powder 500 times soaking 60 minutes, remove and rinse. 3. Wen Tang soaked. Sowing in warm water at 55 ℃ for 20 minutes before sowing, remove and put into cold water to cool, dry and germinate sowing.