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钩体病在甘南县没有历史记载。1983年7月在东阳公社利民大队首次发现钩体病人、开展了流调。该队为农业队,始于1964年开荒建村,隶属六个生产队、东西长2000米,南北宽1500米的一个自然村。当时居住208户,1008人,经营各种家畜2495头(只),其中猪存栏数610头。农作物以玉米、小麦为主,经济作物以向日葵、甜莱占优势。据查该队无类此病史。当年7月初以来,连续降雨,村东头有一个死水池,随雨积水增多,池边杂草丛生,为猪群放牧、嬉水场所。12、13、14日先后有40名
Leptospirosis in Gannan no historical records. July 1983 in Dongyang commune Limin brigade first discovered hook body patients, carried out the flow adjustment. The team for the agricultural team, began in 1964 to open wasteland built village, under the six production team, something long 2000 meters, 1,500 meters wide north-south width of a natural village. At that time, there were 208 households and 1008 people, operating 2495 heads of livestock (only), of which 610 were pigs. Crops to corn, wheat-based, cash crops to sunflower, sweet predominance. It is reported that the team has no history of this class. Since early July of that year, continuous rainfall, there is a dead pool in the village Tung Tau, with the accumulation of rainwater, pool weeds, for herds grazing, leisure venue. There are 40 on the 12th, 13th and 14th