- 专利标题: Method of vaccination of newly hatched poultry
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申请号: US09122299申请日: 1998-07-24
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公开(公告)号: US06713073B1公开(公告)日: 2004-03-30
- 发明人: Sandra M. Aehle
- 申请人: Sandra M. Aehle
- 主分类号: A61K39112
- IPC分类号: A61K39112
摘要:
A method of vaccinating poultry by spraying the poultry with an effective amount of a live avirulent derivative of an enteropathogenic enterobacteria is disclosed.
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