Essays about: "Plumage"

Showing result 1 - 5 of 15 essays containing the word Plumage.

  1. 1. Integrative Approaches Illuminate Evolutionary Divergence in the Bar-tailed Lark Complex ( Ammomanes cinctura)

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Zongzhuang Liu; [2023]
    Keywords : Alaudidae; Ammomanes cinctura; Integrative taxonomy; Genomics; Plumage; Evolutionary divergence;

    Abstract : Ammomanes cinctura (Bar-tailed Lark) is a lark species with a wide distribution in the Palearctic. One of its subspecies, A. c. READ MORE

  3. 2. Health and welfare observation in new broiler hydrids in Sweden

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Abdul Kader Alhamed; [2022]
    Keywords : Slow growing; Rowan Ranger; Hubbard; Organic; Welfare quality; Innovation;

    Abstract : The stronger demand from consumers and welfare society to introduce new breeds that fit for higher welfare and better sustainability has been a strong factor to start introducing new breeds to the Swedish market and to meet these strong demands. Two breeds has been chosen as interesting breeds to be studied in the Swedish market. READ MORE

  4. 3. Genetic mapping on local Swedish chicken breeds

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

    Author : Samrawit Tsehay Gebeyehu; [2021]
    Keywords : chicken; genetic diversity; GWAS; plumage color; SNP; Swedish chicken breed;

    Abstract : Today, genetic studies are gaining popularity around the world, especially in the developed world. The study of genetic diversity is the basis for genetic protection and future breed improvement. READ MORE

  5. 4. To be a chick mother : variation in maternal care and its effect on chick behavioural development

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

    Author : Linnéa Christenson; [2021]
    Keywords : maternal behaviour; natural broodiness; induced broodiness; social ranking; hen chick interaction; chick behavioural development; poultry; layers; feather peck;

    Abstract : In Swedish poultry production today over 7 million chicks are incubated, housed and reared without maternal care. Studies indicate that chicks behavioural development and welfare may benefit from hen maternal care and potentially maternal care could be artificially provided in the commercial situation. READ MORE

  6. 5. En jämförelse mellan circovirus och polyomavirus hos sällskapspapegojor

    University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Author : Linnéa Wester; [2019]
    Keywords : Circovirus; polyomavirus; Psittacine beak and feather disease; Budgerigar fledgling disease; undulat; Melopsittacus undulatus; grå jako; Psittacus erithacus; nymfkakadua; Nymphicus hollandicus; papegoja;

    Abstract : Få veterinärer är utbildade för att hantera och diagnosticera sjukdomar hos papegojor, vilket gör att fullt behandlingsbara problem leder till döden för att ingen fågelspecialiserad veterinär finns att tillgå akut. Denna litteraturstudie syftar till att lyfta fågelmedicin som ett viktigt ämne för veterinärer genom att jämföra två virussjukdomar och dra slutsatser om varför det är viktigt att kunna skilja sjukdomarna åt. READ MORE