Blar i Doctoral theses (BioVit) på forfatter "Klemetsdal, Gunnar"
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Breeding for disease resistance against Edwardsiella ictaluri in Mekong striped catfish (Pangasianodon hypophthalmus)
Pham, Khoi Dinh (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
Gebreslase, Haile Welearegay (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 ... -
Establishment of a base population for long-term genetic improvement of Nile tilapia in Ethiopia
Workagegn, Kassaye Balkew (PhD Thesis;2019:8, Doctoral thesis, 2019)The success of genetic improvement obtained in fish breeding programs depends on the genetic diversity of the founder populations and how the base population is constructed, as they influence the genetic variation of the ... -
Genetic analyses of semen characteristics in Norwegian Red
Olsen, Henriette Berg (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 ... -
Novel indicator traits for individual feed efficiency in Atlantic salmon (Salmo salar)
Dvergedal, Hanne (PhD Thesis;2019:02, Doctoral thesis, 2019)Selective breeding for enhanced feed efficiency in aquaculture production has so far been performed indirectly, largely through selection for an improved growth rate. However, a substantial fraction of the genetic variation ...