Essays about: "laktation"

Showing result 21 - 25 of 84 essays containing the word laktation.

  1. 21. Hur påverkas kotrafiken av blandfodrets sammansättning vid utfodring i automatiska mjölkningssystem?

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Maja Blom; [2018]
    Keywords : lata kor; kotrafik; blandfoder; mjölkningsrobot; fullfodermix;

    Abstract : Studiens syfte var att undersöka hur sammansättningen av blandfoder påverkar den frivilliga kotrafiken (hur ofta korna frivilligt går till mjölkning) på gårdar med automatisk mjölkning (AM). Studien genomfördes på elva gårdar i Västra Götalands, Gävleborgs och Västernorrlands län där korna utfodrades med blandfoder på foderbordet totalt 939 kor. READ MORE

  3. 22. Metodik som använts i vetenskapliga studier om mjölkproduktion där ko och kalv hållits tillsammans

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Sara Pihl; [2018]
    Keywords : digivning; maskinmjölkning; mjölkko; försöksdesign; kalvhållning;

    Abstract : Syftet med denna litteraturstudie var att i detalj beskriva metodiken för studier där kalven i olika mån fått dia sin mamma. De nio granskade artiklarna har som gemensam nämnare att alla kalvar haft tillgång till att få dia sin mamma och att korna dessutom mjölkats i ett maskinmjölkningssystem. READ MORE

  4. 23. Kraftfoder baserat på spannmål eller betfiber i fullfodersystem till svenska mjölkkor : effekter på mjölkavkastning, foderkonsumtion och resursutnyttjande

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Matilda Johansson; [2018]
    Keywords : mjölkproduktion; biprodukter; potentiellt humant livsmedel;

    Abstract : The use of cereals as feedstuffs for ruminants has been questioned, critics claim that only fiber rich feed materials such as roughage and by-products belong in dairy cattle feeding. In feed based on by-products, the cereals are usually replaced with sugar beet pulp to provide the dairy cattle with easily fermented carbohydrates. READ MORE

  5. 24. Genetic correlations among longevity, claw and leg health evaluated in the nordic countries and type traits evaluated in USA, in Holstein Dairy Cattle

    University essay from SLU/Dept. of Animal Breeding and Genetics

    Author : Isabelle Hultdin; [2018]
    Keywords : genetic correlation; type traits; claw and leg health; longevity; Holstein; dairy cattle;

    Abstract : The Holstein breed is known for its high milk yield and this has been achieved partially by genetic selection for yield. As a consequence, functional traits have deteriorated. Claw and leg disorders are common reasons for involuntary culling: 8.4% to 8. READ MORE

  6. 25. The cow eye : function and effect of light on milk yield

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Hanna Tiilikainen; [2018]
    Keywords : cow-eye; light; photoperiod; milk-yield; prolactin; melatonin;

    Abstract : The purpose of this review was to study the cow’s eye physiology, focusing on how light affects the cow’s milk yield. It has been shown in studies that more hours of light per day (16 hours of light a day, as opposed to about 9-12 hours of light a day), increases milk yield for dairy cows. READ MORE