目前,疟疾仍然是世界上严重威胁人们健康的虫媒传染病.广泛流行于热带、亚热带甚至温带边缘的一些国家.仅非洲地区约有4亿人在疟疾威胁之下,每年有9,600万病例,死亡者多达100万人,主要是儿童.第二次世界大战后,由于采用滞留杀虫剂和合成抗疟药的综合防治措施,有些地区已经根除了疟疾.但是有些地区(约有62个国家)经过长期用药,发现媒介按蚊已对二二三等杀虫剂产生抗性.在世界上有疟疾流行的107个国家中,已有20个国家报道抗氯喹的恶 Currently, malaria remains the most serious vector disease in the world that is a serious threat to human health and is endemic to tropical, sub-tropical or even temperate countries. Some 400 million people in Africa alone are at risk of malaria, 96 million cases a year, As many as 1 million people, mostly children, died of malaria in some areas after the Second World War due to the integrated control of stagnant insecticides and synthetic antimalarials, but in some areas (about 62 Countries) found that after long-term use, Anopheles vectors have been found to be resistant to pesticides such as 2, 23, etc. Of the 107 countries with malaria epidemics in the world, 20 have reported anti-chloroquine-resistant