Temperature in the pig houses related to the performance and economy of pig fattening

air air flow aire aliment pour animaux calentamiento cerdo chauffage consommation alimentaire (animaux) consumo de piensos costos costs engorde engraissement fattening feed consumption feeds flujo de aire flux d'air gain de poids ganancia de peso heating humedad humidity peso piensos piggeries pocilga poids porcherie porcin swine temperatura temperature weight weight gain