嫁接是防治瓜类枯萎病的有效方法,可提高幼苗的抗逆性和生长势,提早成熟,提高吸肥力,并大幅度提高西瓜产量。1.砧木选择西瓜砧木可选择日本杂交南瓜,其对西瓜品质不产生任何影响,根系发达,抗寒、抗旱、抗病,成活率高,延长植株寿命,促进连续生二茬瓜。2.嫁接适期西瓜播种时间 Grafting is an effective method to prevent and control melon blight, which can improve seedling’s stress resistance and growth potential, prematurely mature, improve the absorption of fertility, and greatly increase the yield of watermelon. Rootstock selection Watermelon rootstocks can choose Japanese hybrid pumpkin, its quality does not have any impact on watermelon, root system developed, cold, drought, disease resistance, high survival rate, prolonging the life of the plant, and promote the continuous second crop of melon. 2. Grafting appropriate watermelon sowing time