近年来 ,随着冬季取暖条件的改善 ,交通及旅游经济发展 ,我国北方地区蜚蠊侵害率逐年加大 ,危害日趋严重。传统的灭蟑法如化学药物喷洒、饵剂诱杀等灭蟑效果不尽人意。所以寻求一种高效、经济实用的灭蟑方法是人们一直探索的课题。1　乃克杀烟剂的实验研究1.1　烟剂剂型及使用 In recent years, along with the improvement of winter heating conditions, the development of transportation and tourism economy, the invasion rate of cockroaches in the northern region of China has been increasing year by year, which has brought increasingly serious harms. The traditional method of killing cockroaches such as chemical spraying, bait trapping cockroach killing effect is less than satisfactory. Therefore, to seek an efficient, economical and practical way to eliminate cockroaches is a topic that people have been exploring. An experimental study of the agent to kill smoke 1.1 Smoke formulations and use