[Air, light and temperature. These parameters must be monitored [swine husbandry; animal performances; microclimate; animal welfare]]

acido solfidrico air aire allevamento degli animali ammonia ammoniac ammoniaca anidride carbonica animal husbandry animal performance animal welfare aria behaviour benessere animale bienestar animal bronche bronchi bronquios bruit calidad carbon dioxide case de mise bas cerdas comportamento comportamiento comportement dioxyde de carbone dust enfermedades respiratorias faringe farrowing pens granulometria grosseur des particules hydrogen sulphide laringe larynx light luce luz maladie respiratoire malattie respiratorie metano methane microclima microclimat microclimate nariz naso nez noise nose particle size performance animale pharynx piglets polvere polvo (contaminantes) porcelet prestazioni degli animali quality qualità respiratory diseases ruido rumore sale parto scrofe sows suinetti sulfuro de hidrogeno temperatura temperature trachea truie ventilation ventilazione