[Less stress leads to higher milk yield [cattle]]

abbeveratoi alimentation des animaux alimentazione zootecnica animal feeding animal welfare bebederos bienestar animal cama (animales) cattle sheds cobertizos para el ganado dairy cows dimension dimensioni dimensions drinkers estres illuminazione lavado lavage lavaggio lettiera per animali lighting litter for animals milk yield rendement laitier rendimiento lechero ricoveri per bovini stress tethered stalls vacas lecheras vacche lattifere ventilation ventilazione washing