Prevention of Newcastle disease through vaccination : an assessment
oleh: Joos, J., Demey, F.
| Format: | Article |
|---|---|
| Diterbitkan: | Presses Agronomiques de Gembloux 1986-01-01 |
Deskripsi
The properties of inactivated, live attenuated and combined vaccines against Newcastle disease are discussed. Their conservation and way of administration are given. A vaccination scheme is suggested for parents, layers and broilers. A survey of the most important reasons for failure of the vaccination is given.