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1دورية أكاديمية
المؤلفون: Valdes-Donoso, Pablo, Alvarez, Julio, Jarvis, Lovell S, Morrison, Robert B, Perez, Andres M
المصدر: Frontiers in Veterinary Science. 5(MAY)
مصطلحات موضوعية: Veterinary Sciences, Agricultural, Veterinary and Food Sciences, Vaccine Related, Porcine Reproductive and Respiratory Syndrome, Production Impacts, Sow Farms, US Swine Industry, Endemic Animal Disease, Fixed effects model, Fixed effects model , Veterinary sciences
وصف الملف: application/pdf
URL الوصول: https://escholarship.org/uc/item/62k6v3rg
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2دورية أكاديمية
المصدر: Frontiers in Veterinary Science, Vol 5 (2018)
مصطلحات موضوعية: Porcine Reproductive and Respiratory Syndrome, Production Impacts, Sow Farms, US Swine Industry, Endemic Animal Disease, Fixed effects model, Veterinary medicine, SF600-1100
وصف الملف: electronic resource