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小拱棚覆盖西瓜嫁接可以有效地降低枯萎病发病率,基本解决西瓜地连作栽培的问题。经3年试验,以抗病的瓠瓜为砧木,郑杂五号西瓜为接穗嫁接苗用于生产,发病率仅为11～29％,座果率高,单果大,增产23～30％。具体方法介绍如下。
Small arch shed covering watermelon grafting can effectively reduce the incidence of wilt disease, the basic solution to the problem of continuous cultivation of watermelon. After three years of experiment, the disease-resistant gourd is taken as the rootstock. Zhengza No. 5 watermelon is used as the scion grafted seedlings with the incidence of only 11-29%. The fruit-bearing rate is high and the fruit size is large, with an increase of 23-30%. Specific methods are described below.