autogenous bacterin
常见例句
- It is fairly good to use autogenous bacterin with synthesized preventive measures in large poultry farms, but it is diffcult to application and dissemination.
综上，禽大肠杆菌病防治必须以平时预防措施为基础，大规模禽场可以自家菌苗为核心进行预防，但程序复杂，管理严格，难以推广； 返回 autogenous bacterin