[Hygiene in the farrowing pen: Seven points for successful parturitions]

alimentation des animaux animal feeding case de mise bas cerdas cleaning control de enfermedades disease control disinfection farrowing pens gestation higiene veterinaria lavado lavage limpieza nettoyage parto parturition piglets porcelet pregnancy puerperal disorders sows trastornos del puerperio truie veterinary hygiene washing