Abstract: In recent years,with the development of modern animal husbandry,all kinds of large-scale sheep farms have sprung up,the degree of intensive feeding is getting higher and higher,and the cross provincial and cross regional transportation is more frequent,which brings convenience for the spread of epidemic diseases.Therefore,the epidemic situation of sheep infectious diseases is becoming more and more serious,the old diseases are not removed,and new diseases are constantly introduced,which leads to the increasingly severe situation of prevention and control of sheep diseases in China.Every summer and autumn,sheep ruminant disease,foot-and-mouth disease,sheep infectious keratoconjunctivitis,lamb dysentery,sheep enterotoxemia,sheep infectious pustules and other infectious diseases are common,so we should strengthen the prevention and control.

Key words: sheep, infectious diseases, epidemic characteristics, diagnosis points, prevention and treatment