Biosecurity practices in Spanish pig herds: Perceptions of farmers and veterinarians of the most important biosecurity measures
| Autor: | Simon-Grifé, M., Martín-Valls, G.E., Vilar, M.J., García-Bocanegra, I., Martín, M., Mateu, E., Casal, J. |
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| Zdroj: | In Preventive Veterinary Medicine 1 June 2013 110(2):223-231 |
| Databáze: | ScienceDirect |
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