Sökning: "köttkor"

Hittade 3 uppsatser innehållade ordet köttkor.

  1. 1. Prevalence and risk factors for BVDV in goats and cattle in and around Gaborone, Botswana

    Master-uppsats, SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Författare :Sara Lysholm; [2017]
    Nyckelord :BVDV; Bovine Viral Diarrhoea Virus; seroprevalence; risk factors; Botswana; goats; cattle; livestock; Bovint Virus Diarré Virus; seroprevalens; riskfaktorer; getter; nötkreatur; boskap;

    Sammanfattning : SUMMARY Bovine Viral Diarrhoea Virus (BVDV) is a cause of severe deterioration in animal health as well as grave economic losses globally. Infection is often inapparent but the virus can also cause respiratory signs, diarrhoea, pyrexia, decreased production, immunosuppression and reproductive problems such as increased calving intervals and abortions. LÄS MER

  3. 2. Nötköttsproduktion i Västerbotten

    Magister-uppsats, SLU/Dept. of Agricultural Research for Northern Sweden

    Författare :Karin Thellenberg; [2009]
    Nyckelord :Grovfoder; Ungnötsuppfödning; Dikor; Tillväxt; Utfodring;

    Sammanfattning : Beef production in Sweden has traditionally been about rearing of dairy calves to slaughter. With reduced number of dairy cows and accordingly less dairy calves for slaughter, there has been a need for new forms of beef production in Sweden. LÄS MER

  4. 3. Kalvningsintervall hos svenska köttkor : finns det genetisk variation som kan användas i avelsarbetet?

    L3-uppsats, SLU/Dept. of Animal Breeding and Genetics

    Författare :Maria Lennartsson; [2008]
    Nyckelord :kalvningsintervall; köttkor; genetisk variation; Charolais; Hereford;

    Sammanfattning : The Swedish beef cattle population is growing when the dairy cattle become fewer. The fertility of the beef cows is important for the profitability in beef cattle production. Today there is no genetic evaluation for female fertility in Swedish beef cows. LÄS MER