牛恶性卡他热流行病学与防治

Epidemiology and Prevention of Bovine Malignant Catarrhal Fever

恶性卡他热病毒是牛恶性卡他热的病原,属于疱疹病毒。牛一旦感染该疾病,发病率和传染性较强,致死率较高。牛恶性卡他热病毒对牲畜的伤害大,但对外部环境的抵抗力低,普通消毒药剂可将其消灭。牛恶性卡他热全年均可发病,但冬春季最为常见,以年轻奶牛发病率和致死率为最高。

Malignant catarrhal fever virus is the pathogen of bovine malignant catarrhal fever,belonging to herpesvirus.Once cattle are infected with the disease,the morbidity and infectivity are relatively high,and the mortality rate is relatively high,which has a huge impact on the health and interests of farmers.The malignant catarrhal fever virus of cattle does great harm to livestock,but has low resistance to the external environment,which can be eliminated by common disinfectants.Cow malignant catarrhal fever can occur all year round,but it is most common in winter and spring,with the highest morbidity and mortality of young cows.