[Beef cattle: livestock management during the year]

aliment de sevrage pour animaux alimentation des animaux animal feeding animal reproducteur animal reproductor artificial insemination beef cattle bovin de boucherie breeding stock breeds bulls calves carga ganadera conduite du troupeau cows destete embryo transfer ganado de carne grazing intensity intensidad de pastoreo livestock management manejo del ganado parto parturition pastoreo al piquete piensos de destete race raciones ration rations razas reproduction sevrage stocking density taureau taux de charge ternero tethered grazing toro transferencia de embriones transfert embryonnaire vaca vache veau weaning weaning feeds