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我们于1989年8～10月,在沧源县班老乡进行了溴氰菊酯浸泡蚊帐防治微小按蚊和中华按蚊的现场观察,结果如下。一、材料与方法(一)实验区概况沧源县班老乡有6个行政村,选取上班老行政村的1～4社为浸帐区,人口816人;5～8社为对照区,人口663人。两区居民绝大多数为佤族,经济、文化落后,多居住在人上牛下、以竹笆为墙的草屋内,多数人无使用蚊帐的习惯,人均帐为1.8人一顶,并有夜间露宿的习惯。该村以山地为主,水田较少。溪河水少,水质清凉,为按蚊的主要孳生场所。1988年该乡发生疟疾暴发,全乡疟疾病人数741人,为近年来发病最高年。(二)杀虫剂及浸帐方法实验所用敌杀死为法国罗素·优克福公司生产。以15mg/m~2(有效成分)预先计算好每顶蚊帐的吸水量和敌杀死用量,将蚊帐浸泡后晾干使用。浸帐使用率在95％以上。
From August to October 1989, we conducted a spot observation on the prevention and control of Anopheles minimus and Anopheles sinensis in Delta Township, Cangyuan County. The results are as follows. I. Materials and Methods (I) Overview of Experimental Areas Cangyuan County’s Class Township has 6 administrative villages, and 1 to 4 members of the old administrative villages for work are selected as the dredging area with a population of 816 persons. The community of 5 to 8 persons is the control area with a population of 663 people. The vast majority of residents in the two districts are Wa nationalities. In economic and cultural backward places, people living on more than one floor are living under the cow. For most people, there is no habit of using mosquito nets. Sleeping habit. The village to the main mountain, paddy fields less. River less water, cool water, the main breeding place for Anopheles. In 1988 the town of malaria outbreak, the township of 741 malaria patients, the highest incidence in recent years. (B) insecticide and dipping method The experiment used to kill the enemy produced by the French Russell Euclidean company. To 15mg / m ~ 2 (active ingredient) pre-calculate the amount of water per mosquito head and the amount of enemy killed, soak the mosquito net to dry use. Baptist usage rate of 95% or more.