Faculty of Biosciences (BioVit)
Unless otherwise stated on the individual theses, the works in this collection are licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Samlinger i dette delarkivet
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Master's theses (IHA) [317]
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Master's theses (IPV) [226]
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Master’s theses (BioVit) [192]
Nye registreringer
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Hot water control compared to glyphosate application for control of Heracleum mantegazzianum Sommier and Levier, Giant hogweed
(Master thesis, 2022)Heracleum mantegazzianum Sommier and Levier (common name: Giant Hogweed), is an invasive alien species in Norway. It has been assessed by The Norwegian Biodiversity Information Centre (NBIC, “Artsdatabanken”) to have the ... -
Ecosystem restoration as a social movement : a case study of Camp Altiplano
(Master thesis, 2022)Ecosystem restoration as a social movement is a promising approach to restoration that addresses flaws and gaps in the dominant institutional approach to restoration. By drawing on the framing approach to social movement ... -
Carbohydrate digestion in horses : methods, processing, and future perspectives
(PhD Thesis;2022:7, Doctoral thesis, 2022)Understanding the digestion of nutrients in different segments of the gastro-intestinal tract of horses is important for correct feed evaluation. This thesis aimed to examine starch and fibre digestion and fermentation in ... -
Effekt av håndtering før slakt og diett på velferd hos oppdrettslaks (Salmo salar)
(Master thesis, 2022)Atlanterhavlaksen (Salmon salar L.) går gjennom mange praktiske operasjoner og behandlinger i sitt liv som oppdrettsart. I forbindelse med slakt, anses trenging og pumping til og være de største risikoene når det kommer ... -
Effect of dietary protein and lipid sources on technical quality of pellets for Atlantic salmon
(Master thesis, 2022)The purpose of the research was to examine technical quality of pellets added protein (P) and oil (O) sources of vegetable (V) or marine (M) origin. Four different diets for Atlantic salmon smolts were produced with 1) ... -
Vekstkurve fra lam til voksen søye hos norsk kvit sau, observert som slaktevekt hos døtre : genetisk variasjon mellom fedre, arvbarhet og korrelasjoner mellom aldre, samt effekten av lammetall på søyens egen slaktevekt
(Master thesis, 2022)For å forhindre en ytterligere økning av voksenvekt på norsk kvit sau ble det i denne oppgaven studert gjennomsnittlig vekstutvikling fra lam til søye, samt om ulike fedre gir døtre med ulike vekstkurver. Slaktevekt ... -
Agroecological farming impacts on livelihoods improvement to inform county government on enactment of agroecology policy : case study of Kiambu County, Central Kenya
(Master thesis, 2022)The basis for the recognition, adoption and provision of an agroecology legal framework relies on the capacity of the existing agroecological systems to provide enough evidence on their effectiveness. Policymaking in Kenya ... -
Effect of packaging materials and storage conditions on development on tip rot in carrot
(Master thesis, 2022)Tuppråte er eit aukande problem ved lagring av norske gulrøter, og fører til mykje svinn og tap av god Gulrot er ein av dei viktigaste grønsakene dyrka i Noreg. I 2020 vart det produsert 54 000 tonn gulrot som utgjer ein ... -
Plant-parasitic nematodes of the Ethiopian food security crop enset (Ensete ventricosum) : occurrence, distribution, characterisation and management
(PhD Thesis;2021:32, Doctoral thesis, 2021)To confront the challenges of eradicating hunger and improve food security, agricultural growth needs to be driven by intensification. This in turn increases the threat of pests and diseases, including plant-parasitic ... -
Genomics exploring population structure and sex determination in Atlantic cod (Gadus morhua)
(PhD Thesis;2019:102, Doctoral thesis, 2019)Atlantic cod (Gadus morhua) is a benthopelagic cold-water marine species found across the North Atlantic Ocean. Thanks to its historical and current significance as an important food resource it is one of the most well-known ... -
Breeding for disease resistance against Edwardsiella ictaluri in Mekong striped catfish (Pangasianodon hypophthalmus)
(PhD Thesis;2020:77, Doctoral thesis, 2020)Bacillary necrosis (BN) is a disease caused by Edwardsiella ictaluri (E. ictaluri) that results in severe economic losses in farming of Mekong striped catfish (Pangasianodon hypophthalmus) in Vietnam. Genetic selection ... -
Breeding for Milk Production in Sheep in Ethiopia
(Phd Thesis;2021:34, Doctoral thesis, 2021)The overall aim of this study was to investigate options to breed sheep for milk production and to find out the optimal proportion of Awassi in Local sheep breeds for milk production through the prevailing Community-Based ... -
Virulence mechanisms of Phytophthora cactorum and defence responses by its strawberry host
(PhD thesis;2021:76, Doctoral thesis, 2021)Crown rot and leather rot in strawberry are caused by two distinct pathotypes of Phytophthora cactorum. The crown rot (CR) pathotype can infect both rhizomes and fruits, whereas the leather rot (LR) pathotype can only ... -
Growth, hydraulic and transcriptomic responses to high air humidity and the involvement of abscisic acid (ABA)
(PhD Thesis;2021:65, Doctoral thesis, 2021)The aerial environment, which includes relative air humidity (RH), temperature, vapour pressure deficit (VPD) and CO2 availability, affects plant growth and development in many ways. The aerial environment determines ... -
Genetic studies of the wheat-Parastagonospora nodorum pathosystem
(PhD Thesis;2020:21, Doctoral thesis, 2020)Septoria nodorum blotch (SNB) caused by the necrotrophic fungus Parastagonospora nodorum is the major wheat leaf blotch disease in Norway. It reduces both yield and grain quality by causing symptoms on wheat leaves and ... -
Alternative systems for Norwegian sheep production: extending fresh meat season and meeting niche market demands
(Phd Thesis;2020:49, Doctoral thesis, 2020)Norway has the largest sheep population (>1 million winterfed ewes) in Scandinavia. Sheep farming is taken as a part-time activity by most farmers. The focus of this PhD study has been on increasing year-round fresh meat ... -
Fungicide resistance and resistance dynamics in Botrytis populations in Norway
(PhD Thesis;2022:6, Doctoral thesis, 2022)Grey mould, caused by Botrytis spp., causes serious losses in agriculturally and economically important crops worldwide. Growers in Norway have experienced grey mould control problems, and fungicide resistance in the ... -
Genetic analyses of semen characteristics in Norwegian Red
(PhD Thesis;2021:62, Doctoral thesis, 2021)The research on the genetics of bull fertility is limited, many studies are old, estimates are often based on few observations or few bulls, and with large or lacking standard errors. With more than 20 years of data on ... -
Supplying dairy cows with Propionibacterium to reduce enteric methane emission
(PhD Thesis;2021:16, Doctoral thesis, 2021)The primary target of this research was to explore the ability of promising propionibacteria strains to reduce the enteric methane emission from dairy cows. The second objective was to study the effect of propionibacteria ... -
Quantitative genetics of growth rate and carcass quality traits in Atlantic salmon
(Phd Thesis;2021:39, Doctoral thesis, 2021-05-06)Quantitative genetic parameters of quality traits and growth rate in Atlantic salmon are commonly recorded at a target average market body weight (4-5 kg) at which the individuals are at the same age, which is less labour ...