陕西省羊梭菌病流行病学调查

Epidemiological Investigation of Sheep and GoatsClostridiosis in Shaanxi Province

为准确掌握舍饲养殖条件下陕西省羊梭菌病的流行和发病情况,采用实地调查和发放调查表的方式对陕北、关中、陕南等地区32181400只羊进行羊梭菌病的流行病学调查。结果显示,羊梭菌病发病率为0.015%~5.235%,病死率为16.970%~42.412%,陕南和关中地区发病率较高,陕北地区呈下降趋势,该病主要发生于3月-5月,羔羊和幼龄羊较易感,注射疫苗能较好地预防该病的发生,病羊的病死率与发病地区、时间、是否注射疫苗都没有显著的相关性。

In order to understand the epidemic characteristics and regularity of Clostridiosis of sheep and goats in Shaanxi province under the conditions of house feeding and breeding.A field survey and questionnaires were used to conductan epidemiological investigation in the Shaanxi province,and 32181400 sheep and goats were investigated.The results showed that the incidence of Clostridiosis of sheep and goats was 0.015%-5.235%,and the fatality rate was 16.970%-42.412%,respectively.The incidence rate was higher in southern Shaanxi and Guanzhong area,however,it was lower in northern Shaanxi.The diseases mainly occurred from March to May.Lambs and young sheep were more susceptible to infect the disease.Vaccination could mostly prevent the sheep and goats from the disease.The mortality of diseased sheep and goats had no significant correlation among the area,time and vaccination.