TY  - GEN
AU  - Jacobs,A A
AU  - van der Werf,J
TI  - Efficacy of a commercially available coryza vaccine against challenge with recent South African NAD-independent isolates of Haemophilus paragallinarum in chickens
SN  - 1019-9128
PY  - 2001///0301
KW  - Animals
KW  - Antibodies, Bacterial
KW  - blood
KW  - Bacterial Vaccines
KW  - Chickens
KW  - Haemophilus
KW  - immunology
KW  - Haemophilus Infections
KW  - prevention & control
KW  - Immunization, Secondary
KW  - veterinary
KW  - NAD
KW  - isolation & purification
KW  - Poultry Diseases
KW  - South Africa
KW  - Specific Pathogen-Free Organisms
KW  - Vaccination
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.4102/jsava.v71i2.690
ER  -