随着农业生产的发展,化学除草因具有省工、省时、除草效果好等优点而被广泛采用,但随之而来的是除草剂药害时有发生,其对农业生态环境的污染也日趋严重。为了防止除草剂药害的产生,帮助农民正确施用除草剂,经济有效地防除农田杂草,现将除草剂药害产生的原因及科学施用技术介绍? With the development of agricultural production, chemical weeding has been widely adopted because of its advantages of labor-saving, time-saving and good weeding effect. However, the herbicide poisoning has taken place from time to time, and its pollution to agricultural ecological environment Increasingly serious. In order to prevent the emergence of herbicide and pesticide damage, to help farmers correctly use herbicides, and to economically and effectively control weeds in farmland, we will introduce the causes of herbicide injury and the introduction of scientific application techniques.