The immune status of chicken flocks is three commercial farms for newcastes disease and avian infectious bronchitis
Main Author: | |
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Published: |
Serdang:
Serdang: UPM, 1985.
1985.
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Subjects: |
Item Description: | Thesis (Doctor of veterinary Medicine)-UPM, 1985 |
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Physical Description: | vi, 22p.; 29cm. |