Skin injuries on the body and thigh of dairy cows: associations with season, claw health, disease treatment, and other cow characteristics

aetiology back body regions claws control de enfermedades dairy cows damage disease control dorso dos etiologia etiologie garras lactation lesiones lesions limbs membre miembros onglon parto parturition peau peso piel (animal) poids regiones del cuerpo rendement rendimiento seasonal variation skin terapia therapy vacas lecheras weight yields