Sökning: "utskaftning"

Hittade 1 uppsats innehållade ordet utskaftning.

  1. 1. Feromoninnehållande substansers inverkan på hjärtfrekvensen hos tjur

    L3-uppsats, SLU/Dept. of Clinical Sciences

    Författare :Erik Jergil; [2009]
    Nyckelord :feromoner; tjur; nöt; ko; doft; brunst; östrus; brunstsynkronisering; synkronisering; flehmen; hjärtfrekvens; brunstcykel; brunstslem; puls; utskaftning;

    Sammanfattning : During the last 50 years the production of milk per cow has increased. This has, however, been followed by a decreased reproductive performance. Shorter and more indistinct signs of oestrus make it harder for the Swedish farmers to discover when the cows are in oestrus. There is a need for ways to control reproduction. LÄS MER