目前,农业病虫专业化防治正方兴未艾,大型植保机械大规模引进并应用于防治工作,正定县几年来引进丰茂自走式旱田喷杆喷雾机27台,在专业化病虫防治实际应用中出现了一些问题,也总结出了一些经验和建议,主要有以下几方面:一、优点1、该喷雾机工作效率高,两个熟练的机手配合,每天可喷100余亩地,有效提高了工作效率, At present, the special prevention and control of agricultural pests and diseases is in the ascendant. Large-scale plant protection machinery is introduced on a large scale and applied to prevention and control work. Zhengding County, in recent years, has introduced 27 Fengmao self-propelled dry-land spray bar sprayers, which have appeared in the practical application of specialized pest control Some problems, but also summed up some of the experience and recommendations, mainly in the following aspects: First, the advantages of 1, the spray machine high efficiency, with two skilled hands with each day to spray 100 acres of land, effectively raising the Work efficiency,