The influence of diet before and after calving on the food intake, production and health of primiparous cows, with special reference to sole haemorrhages

acide gras affection podale blood concentrates cows dairy cows diet dieta edema enfermedades de los pies fatty acids feed intake feeding level fertilidad fertilite fertility foot diseases grasa de la leche haemorrhage health hemorragia insulin insulina insuline maladie des glandes mammaires mammary gland diseases milk fat milk production milk yield niveau d'alimentation nivel alimenticio oedema parto parturition piensos concentrados plane of nutrition prise alimentaire (animaux) production rendement laitier rendimiento lechero salud sang sangre vaca vacas lecheras vache