大棚西瓜嫁接育苗病虫害综合防治

Integrative control of disease and pests in grafted seedlings of watermelon cultivated in big shed covered with plastic film

大棚西瓜嫁接育苗环境 ,容易暴发多种病虫害。加强育苗环境和种子的消毒处理 ,选用抗病品种 ,培育健壮无病虫害的砧木和接穗 ,合理调控温、湿度和光照 ,选用有效药剂防治等综合措施 ,有利于培育健康嫁接苗供大田生产应用。

Various diseases and pests easily break out in the grafted seedlings of watermelon cultivation in the shed covered with plastic film because of the cultural environment, which is conductive to the invasion and reproduction of harmful pathogenic bacteria and pests. To apply the healthy seedlings for cultivation in field, it needs to strengthen sterilization of the seeds and nurseries, to use the varieties with disease -resistance, to raise the disease-free and pest-free rootstocks and scions, to control fitly temperature, humidity and light and to select effective chemicals.