[Luteinizing therapy with gonadorelin acetate (natural GnRH) in dairy cows affected by thin walls degenerative ovarian disease]

ciclo estral ciclo estrale cisti ovariche cycle oestral dairy cows diagnosi diagnosis diagnostic echographie echography ecografia fertilidad fertilite fertility gonadotropin releasing hormone hormona liberadora de gonadotropina kyste ovarien oestrous cycle ormoni sintetici ovarian cysts synthetic hormones terapia therapy vacas lecheras vacche lattifere