在蔬菜生产中,使用化学农药防治病、虫、草害,不但关系到蔬菜的产量和品质,而且还关系到生态环境和消费者的身体健康。因此,必须严格遵循“安全、高效、低毒、低残留”的用药原则 In vegetable production, the use of chemical pesticides to prevent diseases, insects and weeds, not only related to the yield and quality of vegetables, but also related to the ecological environment and consumer health. Therefore, we must strictly follow the “safe, efficient, low toxicity, low residue” principle of medication