摘要
本研究对2014年4月10日至2015年7月10日在安溪参内乡兽医防疫站收诊的500个家禽病例中鸡传染性法氏囊病的流行情况进行了调查,共调查500个病例,其中患IBD鸡群42个,发病率为8.4%。调查结果表明,发病季节主要集中在春、夏季节,但也有全年化的趋势;发病日龄主要在3-6周龄之间;部分病例的症状和病变不典型;患病鸡群平均发病率52.57%,平均死亡率4.34%。
In the study, the prevalence of 500 poultry cases between April 10, 2014 and July 10,2015 from Anxi parameters within the township veterinary epidemic prevention station received diagnosis of IBD was investigated, we investigated a total of 500 cases, including the risk of IBD42 chickens, the incidence was 8.4%. The findings show that the incidence of the season mainly in the spring and summer, but there are also annual trend; age of onset is mainly between 3-6 weeks of age; in some cases the symptoms and lesions atypical; sick chickens average incidence of52.57%, the average mortality rate 4.34%.
出处
《现代畜牧兽医》
2016年第6期52-55,共4页
Modern Journal of Animal Husbandry and Veterinary Medicine
关键词
鸡传染性法氏囊病
流行病学调查
发病率
死亡率
Infectious Bursal Disease
Epidemiology investigation
Incidence
Mortality
