A study on the Japanese bovine theileriosis and changes in some blood constituetns in grazing Holstein and Japanese black steers

agentes nocivos alimentation alimentation des animaux animal feeding artiodactyla artiodactyle blood composition bovidae bovide bovine bovines composition composition du sang enfermedades parasitarias facteur nuisible feeding feeding systems grazing injurious factors invertebrados invertebrates mammals nutrition parasitose parasitoses pastoreo piroplasmea protozoa protozoaire protozoal infections protozoose rumiante ruminant ruminants sporozoa technique d'alimentation theileria unrestricted feeding vertebrados vertebrates vertebre zootechnie zootechny zootecnia