Sökning: "naturliga beteende"

Visar resultat 6 - 10 av 181 uppsatser innehållade orden naturliga beteende.

  1. 6. Chemical modification of starch in order to get thermoplastic properties

    Kandidat-uppsats, KTH/Materialvetenskap

    Författare :Emma Hallbert; Elsa Wadman; [2023]
    Nyckelord :thermoplastic starch; dialdehyde starch; schiff-base; imine chemistry; termoplastisk stärkelse; dialdehydstärkelse; schiffbas; iminkemi;

    Sammanfattning : There are numerous advantages of replacing traditional non-biodegradable synthetic plastics with bio-based plastics. Starch is globally available, cheap, renewable, and biodegradable. However, starch has a poor product performance and is relatively difficult to process, as conventional melt processing techniques cannot be used. LÄS MER

  3. 7. Oönskade beteenden hos katt : kunskapsbrist – kärnan av problemet

    Uppsats för yrkesexamina på grundnivå, SLU/Dept. of Animal Environment and Health

    Författare :Julia Alm Baker; Linnéa Nordlund; [2023]
    Nyckelord :aggression; avlivning; beteende; djurhälsopersonal; djurägare; etologi; klösning; miljöberikning; naturliga beteenden; omplacering; oro; oönskade beteenden; problembeteenden; stress; tamkatt; urinering; urinmarkering; välfärd;

    Sammanfattning : Katter anses av många som mer självständiga, lättare att sköta och mindre tidskrävande jämfört med till exempel hundar. Detta har troligen bidragit till deras ökande popularitet och att de idag är ett av de vanligaste husdjuren i världen. LÄS MER

  4. 8. Rörelseaktivitet hos regnbågar (Oncorhynchus mykiss) med olika antal eumelaninfläckar, utsatta för stressande sportfiske

    Kandidat-uppsats,

    Författare :Enar Gesslin; [2023]
    Nyckelord :Fish behaviour; Appearance; Heritability; Genetic correlation; Animal personalities; Behaviour; Corticosteroids; Melanin; Pigment; Syndromes; Stress response; Salmonid fish; Angling vulnerability; Fiskars beteende; Utseende; Ärftlighet; Genetisk korrelation; Djurs personlighet; Beteende; Kortikosteroider; Melanin; Pigment; Syndrom; Stressrespons; Laxfiskar; Sportfiske; Oncorhynchus mykiss;

    Sammanfattning : Rainbow trout (Oncorhynchus mykiss) are introduced in large parts of the world and are commonly farmed for consumption as well as a valued sport fish. Many species of salmonids show large intraspecific variation in pigmentation, which has been shown to correlate with stress response and several other behavioral traits. LÄS MER

  5. 9. Utfodringsrutiner hos privatägda hästar : en enkätstudie

    Kandidat-uppsats, SLU/Dept. of Anatomy, Physiology and Biochemistry

    Författare :Olof Vejmarker; Jennifer Widegren; [2022]
    Nyckelord :grovfoder; utfodring; foderstat;

    Sammanfattning : In Sweden, there are a large number of horses owned by private people who are not part of business activities, calculated from the Swedish Board of Agriculture's figures of approximately 266,000 horses. In order to take into account the horse's natural needs as a grazing large intestine fermenter, Swedish horse owners need knowledge about feeding and the role of forage in the horse's well-being. LÄS MER

  7. 10. Does turbidity affect critical thermal maximum (CTM) of mussels : Behavioural changes in Unio tumidus under stress

    Kandidat-uppsats, Karlstads universitet/Fakulteten för hälsa, natur- och teknikvetenskap (from 2013)

    Författare :Ellinor Karlsson; [2022]
    Nyckelord :CTM; critical thermal maximum; turbidity; suspended solids; Unio tumidus; freshwater mussel; bivalve; climate change; Unionida; CTM; turbiditet; grumlighet; suspenderade ämnen; Unio tumidus; sötvattensmussla; musslor; klimatförändringar; Unionida;

    Sammanfattning : Freshwater mussels is one the most endangered groups of organisms worldwide and stand in front of several threats. Global warming along with anthropogenic influence affect the mussel’s natural habitat and stress leads to changes in their behaviour. LÄS MER