【摘要】 高原牦牛出血性败血症(简称牛出败)是由多杀性巴氏杆菌引起的急性、热性传染病。本病在20世纪50~60年代曾广泛流行,造成巨大经济损失。至20世纪80年代由于连年用"牛出败弱毒菌苗"预防注射,本病有效地得到控制,呈点发状态。更多还原

【Abstract】 Plateau yak hemorrhagic septicaemia(abbreviated for HS)is an acute thermal sexual disease caused by multiple kill pasteurella.The disease was widely popular in the 1950s-1960 s,which caused huge economic losses at that time.Until the 1980 s,due to the using of the"cattle out weak poison vaccine"in successive years to preventive injection,this disease is under control effectively,and it present a bit now.更多还原