近年来，笔者通过反复实践，摸索出一套不施农药防治蔬菜病虫害技术，不仅减轻了蔬菜的农药污染，降低了成本，而且有利于生产无公害蔬菜，发展蔬菜出口贸易。现将其技术介绍如下。 一、 物理措施防治病虫害 1、晒种、温汤浸种、盐水浸种 在播种前，选择晴日将蔬菜种子晒 2～ In recent years, through repeated practice, the author worked out a set of techniques for preventing and controlling vegetable pests and diseases without using pesticides, which not only reduced the pesticide pollution of vegetables and reduced the cost, but also helped to produce pollution-free vegetables and develop vegetable export trade. Now its technology is as follows. First, the physical measures to control pests and diseases 1, sun, warm soup soaking, salt watering Before sowing, select sunny day vegetable seeds drying 2 ~