Essays about: "domestic chicken"

Showing result 1 - 5 of 18 essays containing the words domestic chicken.

  1. 1. Relatedness and diversity in Swedish local chicken breeds using mitochondrial DNA D-loop sequences and SNP data

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

    Author : Esther Taiwo Afolabi; [2023]
    Keywords : chicken; genetic diversity; mtDNA d-loop; SNP; Swedish local chicken breeds;

    Abstract : Genetic diversity is the variation in genetic information carried by individuals within a species or population. This variability plays a crucial role in enabling species to adapt and survive in changing environments and is essential for evolutionary processes. READ MORE

  3. 2. Potential of waste-derived VFAs-bearing effluents as an external carbon source for MBBR denitrification of domestic wastewater

    University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

    Author : Seyed Reza Manafi Khosroshahi; [2022]
    Keywords : Volatile fatty acids; Denitrification; Wastewater treatment; Biological nutrient removal; Nitrate removal; Electron accepter; Carbon source; Electron doner; Moving bed biofilm reactor; Nanofiltration; VFA concentration; Discharge standards; Carriers; acclimatization; VFAs; MMBR; NF; WWTP; BNR;

    Abstract : In conventional wastewater treatment plants, methanol, ethanol, and acetate are used as carbon source for the denitrification process in the biological nutrient removal. However, growing concern regarding economical costs and carbon footprints from the fossil-based production of these chemicals have forced the companies to look for other alternatives. READ MORE

  4. 3. Spatial resolution threshold in layers and red jungle fowls : are there differences due to light intensity or light spectra?

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

    Author : Pauline Annerstedt; [2018]
    Keywords : spatial resolution threshold; layer; red jungle fowls; visual acuity;

    Abstract : The domestic fowl (Gallus gallus domesticus) originates from the forests in South-east Asia. It may be correct to assume that the visual system of the domestic fowl is still adapted to light that is filtered through the green forest canopy. READ MORE

  5. 4. Sustainability Assessment for Small Scale Biogas in Yogyakarta Province, Indonesia

    University essay from KTH/Energi och klimatstudier, ECS

    Author : Dintani Yudhitya Noorzakiah Naihma; [2017]
    Keywords : household biogas; multi criteria analysis; emission savings; environment benefit; biofertilizer;

    Abstract : The study evaluates sustainability aspects of small scale biogas production in Yogyakarta Province of Indonesia. Growing number of livestock (i.e. READ MORE

  6. 5. Characterization of the metabolic changes in chicken liver due to exposure of perfluorooctane sulfonate (PFOS) during the embryo development

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Ayan Au Musse; [2017]
    Keywords : PFCs; PFOS; Lipidomics; Lipid metabolism; UHPLC Q-TOF-MS;

    Abstract : Perfluoroalkyl substances (PFASs) are anthropogenic compounds that have been classed as persistent organic pollutants (POPs) and are found in both commercial and industrial products. PFASs have been detected in different environmental matrices and have been found to bioaccumulate in all trophic levels. READ MORE