打洛位于滇西南,是昆洛公路的终点,又是中缅边境的集市贸易点,出入国境边民历来十分频繁,每年约有10余万人次边民出入打洛口岸。了解和掌握入境缅甸人疟原虫携带率和我国边民出境留宿回归后的疟疾感染发病情况,为制定此类地区疟疾防护措施提供依据,具有重要意义。现将我们于1984～1987年在打洛进行边境疟疾防护研究期间作 Dalai is located in southwestern Yunnan, is the end of the Kunluo Highway, but also the border trade between China and Myanmar point of entry and exit border has always been very frequent, each year about more than 10 million border residents out of the port of Logos. Understanding and mastering the carrying rate of malaria parasite in Myanmar and the incidence of malaria infection after returning from abroad to stay in China provide the basis for the formulation of malaria protection measures in such areas. We will now make our study during the border malaria protection study in Dalo from 1984 to 1987