Uppsatser om breed group effect
23 uppsatser · sida 1 av 2
Masteruppsats · SLU
The heterosis effect and breed group effect of crossbreds between Swedish Holstein (SH) and Swedish Red (SRB) was estimated in this study. Observations on cows born between 1990 and 2012 were used to estimate the heterosis effect and breed group effect for several traits …
Masteruppsats · SLU
… may influence concentration of natriuretic peptides. A potential effect of dog breed on natriuretic peptide concentration has been suggested but has, to our knowledge, not previously been specifically studied. Therefore, the aim of the present study was to investigate breed …
Masteruppsats · SLU
… on the results from an earlier study of sedation routines in Swedish dogs. The breeds included in this study were the same as in the earlier one; German shepherd, Bernese mountain dog, Boxer, Newfoundland, Rottweiler, Saint Bernard, Golden and Labrador Retriever. The analyses …
Examensarbete · SLU
… five different farms where six groups of suckler cows and heifers of following breeds and crossbreeds were observed; Aberdeen Angus, Charolais, Hereford, Scottish Highland Cattle, Simmental and the Swedish breeds SKB and SRB. The group sizes varied between 14 and 58. The farms …
Examensarbete · SLU
… yield. The milk yield increased with calendar year and the probable reason was breeding progress and improved feeding regimes. The reason for culling in the two groups varied, the most frequent reason in the indoor group was failure to become pregnant and in the outdoor groups …
Examensarbete · SLU
… a certain kind of DM that exists among Norwegian and Swedish elkhounds. These breeds are among the most common breeds affected by diabetes and this kind of DM almost exclusively affects intact bitches. We performed a case- control study where the owners were interviewed over the …
med avseende på membranintegriteten och membranstabiliteten
Examensarbete · SLU
Today, equine breeding is based on performance and conformation, resulting in a vast variation in fertility among different horses, with noticeable economic losses as a consequence. The horse breeding industry is therefore in need of methods that diagnose the spermatozoa …
Examensarbete · SLU
… cows were included in this study of which 88 were SLB and 123 SRB. The latter breed has since 1985 been selected for either high (SRB-high) or low (SRB-low) milkfat yield but with the same total quantity of milk energy. These SRB lines were handled as separate groups in the …
improved welfare for mothers andpups through breeding in an enriched environment?
Övrigt arbete · SLU
… but not many addressing what can be made for wellbeing of the ratdams when breeding. Few studies have addressed the question of how the commonly usedrearing environment effects the dams? behaviour and in the long run how it effect the ratsreared to become our research models. In …
Masteruppsats · SLU
… resourcebased parameters were observed. Twelve one-year old stallions of the breed Gotland ponies purchased from different breeders were used in the study. They were divided into three groups and released in equivalent enclosures of the size eight to ten acres, consisting of one …
Examensarbete · SLU
… can be an alternative for treatment of vaginitis in laboratory rats used for breeding. In a breeding stock with 3000 animals some animals had a vaginal infection with ??haemolytic streptococci group G. The infection was spread among the animals when their heat statuses were …
Examensarbete, avancerad nivå · SLU
… concentration of lactose during the period before calving was determined. Two breeds were included in the study, Swedish Red cows (SRB) and Swedish Holsteins (SH). This study was part of a larger research project which also covers additional aspects like fertility, feed intake …
en klinisk studie och litteraturöversikt
Examensarbete · SLU
… of about three weeks. There were 21 males and 32 females and the most common breeds were German shepherd and Labrador retriever. The mean age was four years. Seventy four % of the dogs arrived to the veterinary hospital within three hours after the adder bite. Seventeen % of the …
nutida strider, historisk arena
Examensarbete · SLU
… increased to its extent. Land use performed by the Lappish by reindeer breeding, hunting and fishing was during the 17th century until the middle of the 18th century considered to maximizing the benefit of society. Tax systems and other regulations which were performed by the …
Masteruppsats · SLU
… In total 30 dairy cows, both primiparous (n=16) and multiparous (n=14) of the breeds Swedish Holstein (n=14) and Swedish Red (n=16) were divided into three groups assigned different concentrate in diet; no fat supplement, palm oil supplement and rapeseed oil supplement. The …