仔猪大肠杆菌病的诊断与防制.doc

摘  要
近年来，城乡养猪的数量不断的增加，猪的传染病也随之增加，由其以猪的大肠杆菌病为主的肠道腹泻病，给人类健康和养猪业的发展带来了极大的危害。猪的大肠杆菌病是由猪的大肠杆菌引起的猪的一种急性、热性、高度接触性传染病。以白细胞减少、急性卡他炎、严重胃肠炎主要特征。病毒寄生广泛，以通过接触传播，传染性强，发病率高，发病急，仔猪易发病。一旦发病，常呈现大流行，易死亡的特点。从而给养猪业以及猪主人带来巨大身心损害。该病作为猪的重要传染病之一，本论文从病原的病理变化，诊断，防治等几个方面对猪的大肠杆菌病作简要的论述。

关键词：仔猪大肠杆菌  病毒  病变  防治
 
Abstract
In recent years, the number of pigs and unceasing increase of infectious diseases, the pig also increased, with it by the heat of the virus disease, mainly to human health, and raises the development of industry has brought great harm. It is hot by canine distemper virus get canine distemper virus (caused), pig an acute, heat, high contact sexually transmitted diseases. With dual phase heat, leukopenia, acute card, bronchitis and his severe neurologic symptoms gastroenteritis, main features. Viruses, through extensive contact with parasites, infectious disease, strong, a high incidence of yi, puppies. Once the pathogenesis, often appear pandemic, easy to death. Thus supplies canine pig owners bring huge and physical damage. The disease is one of the important diseases as pigs, this thesis pathogen pathological changes, diagnosis, prevention and control of ReZuo it several aspects in this paper.

Key words: canine distemper  viruses  lesions  revention

 
目  录

摘  要 I
Abstract III
前言 1
一、病原 2
二、流行病学 2
2.1传染源 2
2.2传播途径 2
2.3易感动物 2
2.4流行特点 2
三、临床诊断 2
3.1 仔猪黄痢型 2
3.2仔猪白痢性 3
3.3水肿型（肠毒血症） 3
3.4 仔猪红痢病 3
四、病理变化 3
五、实验室检验 4
六、实验室诊断 4
七、防治措施 5
7.1 治疗措施 5
7.2 预防措施 6
结  论 9
谢  词 10
参考文献 11