芜湖地区三黄鸡腹水综合征的发病情况调查

Investigation of Morbidity of Sanhuang Ascites in Wuhu Region

对芜湖地区一市三县的三黄鸡场腹水综合征2005-2007年间的发病情况进行了调查,调查结果显示,该病的发病没有地域限制,一市三县均有发生;主要发生在3-4周龄肉仔鸡,冬春季节多发,冬季病死率在20%左右;从流行趋势上看其发病率有逐年上升的趋势,某些鸡场因该病受到严重经济损失;调查中还发现该病的发生与其饲养管理有密切关系。

An investigation of the ascites syndrome morbidity in Sanhuang broilers from 2005 to 2007 is made in Wuhu City and its three - county regions. According to the investigation, the morbidity of the disease is not restricted by geographical elements, and it happens not only in Wuhu city proper but also in the three -county regions; the disease mainly occurs in the 3 -4 week -old broilers, mostly in spring and winter,at the fatality rate about 20% in winter; and it spreads with an increasing trend year by year, so that some farms are at serious economic losses due to the disease. The investigation also shows that the occurrence of the disease is closely related to boilers＇feeding and management.