[Electronic sow feeding with a basic ration dispensed at a common trough. A new feeding concept]

aggressive behaviour alimentation des animaux animal feeding animal reproducteur animal reproductor automation automatisation breeding stock cerdas comportamiento agresivo comportement agressif costos costs distributeur d'aliment feed dispensers feeding systems horas laborables raciones ration rations recipientes de piensos sows technique d'alimentation temps de travail truie working hours