用钩端螺旋体(简称钩体)菌苗预防钩体病,只要做到每年普遍全程接种,菌型相符,时间恰当,漏者补种是有良好的预防免疫效果的。我们认为,凡是按上述方法进行预防接种的部队,基本上无发病;反之,则有较高的发病率。现将初步观察结果报告于下。一、一般情况:我部驻军于川西地区某县境内,毗邻为某军农场。当地气候温和, Leptospira (referred to as the hook body) vaccine to prevent leptospirosis, as long as the universal throughout the year to be vaccinated, consistent with the bacteria, the time is right, missing those who replant is a good preventive effect of the immune. In our opinion, basically no troops are vaccinated against the above-mentioned methods; on the other hand, they have a relatively high incidence. The preliminary observations are reported below. First, the general situation: I garrison troops in a county in western Sichuan Province, adjacent to a military farm. The local climate is mild,