Alkali-treated straw as feed for ruminants: Digestibility of treated straw in sheep and voluntary intake and growth of heifers fed on treated straw [also incl. dip treatment]

aliment pour animaux alkali treatment arenque ash content barley straw besoin en eau blood plasma chemical composition composition chimique contenido de ceniza contenido de materia seca crude fat crude fibre crude protein digestibilidad digestibility digestive juices dry matter content farine de poisson feed intake feeds fibra bruta fibre brute fish meal gain de poids ganancia de peso graisse brute grasa bruta hareng harina de pescado heifers herrings jugos digestivos ligninas lignine lignins minerales minerals necesidades de agua nitrogen content novilla organic matter ovin ovinos paille d'orge paja de cebada peso ph piensos plasma sanguin poids prise alimentaire (animaux) proteina bruta sheep suc digestif teneur en azote teneur en cendres traitement aux alcalis tratamiento alcalino urea uree water requirements weight weight gain