G. Rodriguez
Laboratorio de Diagnostico de Enfermedades de las Aves y los Pil�feros, Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina
Area de Patologia y Produccion Avicola, Facultad de Veterinaria, Universidad de la Republica, Montevideo, Uruguay
K. Suzuki
Laboratorio de Diagnostico de Enfermedades de las Aves y los Pil�feros, Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina
M. Petruccelli
Laboratorio de Diagnostico de Enfermedades de las Aves y los Pil�feros, Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina
G. Trenchi
Laboratorio de Diagnostico de Enfermedades de las Aves y los Pil�feros, Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina
Area de Patologia y Produccion Avicola, Facultad de Veterinaria, Universidad de la Republica, Montevideo, Uruguay
G. Giossa
Laboratorio de Diagnostico de Enfermedades de las Aves y los Pil�feros, Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, Argentina
Area de Patologia y Produccion Avicola, Facultad de Veterinaria, Universidad de la Republica, Montevideo, Uruguay
H. Trenchi
Area de Patologia y Produccion Avicola, Facultad de Veterinaria, Universidad de la Republica, Montevideo, Uruguay
ABSTRACT
The objective of this study was to investigate risk factors, especially for management characteristics associated with the seropositivity of respiratory infectious agents such as avian pneumovirus, Ornithobacterium rhinotracheale, Mycoplasma gallisepticum and Mycoplasma synoviae in broiler chickens on farms in Uruguay. Seventeen farms of broiler chickens (>35 days old) were studied between October 2008 and April 2009, comprised data collection through questionnaire interviews for each study farm, in combination with blood sample collections for each chicken (n = 1861). Of all the 17 study farms, 13, 13, five and nine farms were classified as seropositive against avian pneumovirus, Ornithobacterium rhinotracheale, Mycoplasma gallisepticum and Mycoplasma synoviae, respectively. The seropositivity against Ornithobacterium rhinotracheale in relation to the use of vaccination programmes indicated statistical significance. The farms with the vaccination programmes would be more likely to practise the same or similar sanitary measures, which could contribute to prevent the chickens from various infection. Practice of a sanitary measure would be indicative of a poultry farm to distinguish potential risks of diseases.
Key words: Poultry farming operations, questionnaire, South America
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How to cite this article
G. Rodriguez, K. Suzuki, M. Petruccelli, G. Trenchi, G. Giossa and H. Trenchi, 2010. Differences of Seropositivity against Selected Infectious Agents in Relation to Farm Management Characteristics to Broiler Production in Uruguay. International Journal of Poultry Science, 9: 221-224.
DOI: 10.3923/ijps.2010.221.224
URL: https://scialert.net/abstract/?doi=ijps.2010.221.224
DOI: 10.3923/ijps.2010.221.224
URL: https://scialert.net/abstract/?doi=ijps.2010.221.224
REFERENCES
- Cook, J.K.A., 2000. Avian pneumovirus infections of turkeys and chickens. Vet. J., 160: 118-125.
CrossRef - Giossa, G., K. Suzuki, M. Petruccelli, G. Rodriguez, G. Trenchi and H. Trenchi, 2010. Flock-level seroprevalence against avian pneumovirus amongst Uruguayan broiler chickens. Int. J. Poult. Sci., 9: 217-220.
CrossRefDirect Link - Suzuki, K., M. Petruccelli, G. Trenchi, G. Giossa, G. Rodriguez and H. Trenchi, 2010. Flock-level seroprevalence against Ornithobacterium rhinotracheale among broilers in Uruguay. Int. J. Poult. Sci., 9: 167-170.
CrossRefDirect Link