钩端螺旋体病（简称钩体病）分布广，危害大，且病原复杂，群型繁多，流行受诸多因素影响〔１〕，给防治工作带来一定的难度。近几年来，国内同仁在钩体病流行因素方面作了不少研究，取得一些成果。笔者依据搜集到的资料〔２－５〕，就其流行因素综述如下：影响该病流行的... Leptospirosis (referred to as leptospirosis) is widely distributed, endangering large, and the pathogen is complex, a large number of groups, the prevalence of many factors [1], to prevent some degree of difficulty. In recent years, domestic colleagues made a lot of research on the prevalence of leptospirosis and made some achievements. The author based on the collected information 〔2-5〕, a summary of its prevalence factors are as follows: affect the epidemic of ...