411 uppsatser · sida 8 av 28
… be highest during the time closest to calving. It is possible that the current breeding strategy with 12 month calving intervals increases the risk for disease in dairy cattle, which is problematic concerning both animal welfare and for economic reasons. The economic incentives …
… in Uppsala during one week in January 2011. Twenty-eight cows (28 Swedish red breed and 10 Holstein) were included in the study, and 9 (7 Swedish red breed and 2 Holstein) of these ovulated during the study. For comparison of behaviour during oestrus with behaviour during other …
… any previous clinical signs.The preclinical stage poses a problem from the breeding point of view, because dogs appear healthy and thereby are used for breeding. The only currently available methods which can identify the preclinical dogs are electrocardiography and …
a retrospective study of cases treated with flotation therapy at the Large animal clinic at the Faculté de Médecine Vétérinaire at Université de Montréal
… was to analyse if and how this platform could be used for research and planned breeding.Information was gathered mainly by interviewing people at the SKC, animal clinics, insurance companies as well as breeders and dog owners. Questions in writing were sent to software vendors …
… was to analyse if and how this platform could be used for research and planned breeding.Information was gathered mainly by interviewing people at the SKC, animal clinics, insurance companies as well as breeders and dog owners. Questions in writing were sent to software vendors …
… problem. Another solution could be reached through genetic selection. Present breeding schemes are only focused on direct production characteristics of the individual, like growth performance. Welfare, as well as production, might be improved by including the effect an animal …
A survey was undertaken to understand sheep management, breeding practices and selection criteria for Red Maasai sheep in Maasai pastoralist communities in Kajiado District, Kenya. Differences between North and South Kajiado District were investigated to gain knowledge about …
… the parasite itself. Resistance is however disease specific, which means breeding for a large number of diseases is needed in order to make resistance worth the cost for the host. Tolerance is on the other hand not disease specific. Thus, it would, in theory, be more sustainable …
… resulted in Holstein cows, pure- and cross bred, becoming the most attractive breed on the market. This breed produces large milk volumes with a high proportion of water. The attractiveness of Holstein cows could change with a payment with more focus on the milk fat and protein …
… tie stalls or loose-housing. Disease frequencies were studied depending on breed, lactation number and housing system and genetic parameters were estimated for the same breed-lactation-housing-combinations. To investigate the presence of a GxE interaction, genetic correlations …
… and better quality materials from the forests are increasing globally. Tree breeding programs are directed to meet the future demands on forests. In order to capture the full benefits from the breeding programs, clonal propagation is necessary. For most conifer species, somatic …
… of all collie owners in Sweden are satisfied with their dog and choice of breed and may well consider having another one. This was found in a survey that collie owners who owned a collie between the years 1999-2009 had the opportunity to fill in from May to December 2010. In the …
… the last twenty years. Little is known about the species' habitat preferences, breeding biology and demands for specific territory structures at breeding sites in Sweden. Knowledge of a newly established species? habitat requirements is essential to maintain a viable population …
… evenly distributed over the year. Swedish sheep are generally seasonal breeders with lambs born in the spring and slaughtered in the autumn. Some of the breeds, e.g. Swedish Finewool and Roslag sheep breeds have shown ability to lamb out of season. For increased knowledge on the …
… effects in hunting performance. British gundogs consist of five different breeds: Pointer, English setter (ES), Gordon setter (GS), Irish red setter (Irl S) and Irish red and white setter. The study used 7251 competition results were dogs and bitches had equal hunting …
