Uppsatser om traits

179 uppsatser · sida 1 av 12

Genetisk och etologisk analys av vallningsbeteende hos border collie :

Examensarbete · SLU

… In animal breeding it is not always easy though to select for behavioural traits. It may, for example, be difficult to identify traits that are not only heritable but also of importance for the dogs' ability to perform the practical work of interest. Moreover, it is often …

Jaktprov hos brittiska stående fågelhundar

Masteruppsats · SLU

… Therefore the aim of this study was to estimate genetic parameters for the traits measured in the hunting test and to investigate whether the traits can summarized into fewer overall measures. Data from trails of British gundogs between 1996 and 2005 in Sweden were used to …

What traits make Swedish dairy cows survive?

Masteruppsats · SLU

… that longevity has been decreasing due to a strong selection for production traits in dairy cattle.The aims of this study were to find correlations between different longevity evaluations and between different estimates on longevity and other traits in the Nordic Total Merit …

Estimation of heterosis and performance of crossbred Swedish dairy cows

Masteruppsats · SLU

… were used to estimate the heterosis effect and breed group effect for several traits included in the Nordic breeding goals: production, fertility, udder health, calving performance, survival and other diseases. Breeding within the Holstein dairy breed has earlier been focused on …

Studier av mjölkbarhet automatiskt mätt i mjölkningsanläggningar :

Examensarbete · SLU

… are several measures of milkability available. Today the farmer measures the traits subjectively in relation to the conformation scoring of the cow 30-270 days after her first calving. The trait is not included in the total merit indexes for cows or bulls in Sweden. In some …

Mätegenskaper för fruktsamhet och modersegenskaper i fåraveln :

Examensarbete · SLU

The aim of this literature review was to suggest suitable index traits to use in the Swedish Sheep Recording Scheme for fertility and maternal traits. Since fertility and some of the maternal traits are not normally distributed advanced methodology is needed to calculate genetic …

Avelsarbete med mjölkproducerande getter ? fokus på Norge och Frankrike

Kandidatuppsats · SLU

… out in France and Norway but is not present in Sweden. Important selection traits for milk producing goats include milk, protein and fat yield along with protein and fat content. Functional traits have been more important the past years and they have large economic importance …

Den självständige specialisten

En studie av personligstyper hos dagens kommunikatörer

Kandidatuppsats · Uppsala universitet

… Public Relations Officer, Trait Theory, Five Factor Theory, Big Five, personal traits, work tasks.Title: The Independent Specialist. A study of requested personal types in Professional Communicators.Number of pages: 35Purpose/ Aim: The study aims to evaluate what kind of …

Orsaker till kalvningssvårigheter och dödfödslar hos SLB och SRB

Kandidatuppsats · SLU

… is important to detect possible changes. Breeding-value prediction for calving traits is based on the calving information in the database. Heritabilities of calving-traits are low and in the range of 0,01 to 0,08. Calvings are therefore largely affected by environmental factors …

Entrepreneurs subjective well-being and job satisfaction

does personality matter?

Magisteruppsats · Umeå universitet

… of subjective well-being as well as job satisfaction. The big five personality traits have also been argued to be significantly related to both subjective well-being and job satisfaction. Little is however known if personality affects entrepreneurs and regular employees …