Studies on constructions and facilities of dairy barn, 1: Survey of the way to protect against heat of summer in dairy farms

alojamiento de animales animal animal domestique animal housing animal pour cuirs et peaux animales animales de carne animals artiodactyla artiodactyle bovidae bovide bovin bovin laitier bovine bovines buildings calor cattle cattle sheds chaleur chemicophysical properties cobertizos para el ganado construcciones dairy cattle domestic animals fisica ganado ganado bovino ganado de leche heat housing livestock logement logement des animaux mammals meat animals periodicidad periodicity physics physique protection rumiante ruminant ruminants saison seasons summer temps tiempo time timing verano vertebrados vertebrates vertebre vivienda zootechnie zootechny zootecnia