植保机械所使用的各种药剂,对人体都有不同程度的危害。使用时,如果不注意安全操作,不但会使植物遭受药害,环境受到污染,而且危害操作人员的身体健康,甚至发生中毒事故。因此,操作人员必须掌握安全操作技术:1.作业前,施药人员必须了解农药的毒性和安全防护方法。2.操作人员必须配戴口罩,喷剧毒农药时还应戴 Plant protection machinery used in a variety of agents, the human body has varying degrees of harm. If not pay attention to safe operation, it will not only cause the plants to be poisoned, the environment will be polluted, but also endanger the operators’ health and even poisoning accidents. Therefore, the operator must master the safe operation technique: 1. Before operation, the application personnel must understand the pesticide toxicity and the safety protection method. 2. Operators must wear masks, spraying toxic pesticides should also be worn