Essays about: "gyltor"

Showing result 11 - 15 of 18 essays containing the word gyltor.

1. 11. Effekten av semindosernas transporttemperatur på dräktighetsresultatet : en studie i fem svenska smågrisbesättningar

   University essay from SLU/Dept. of Animal Breeding and Genetics

   Author : Amanda Andersson; [2017]
   Keywords : AI; semin; semingalt; transporttemperatur; semintransport; dräktighetsresultat;

   Abstract : Den här studien undersökte effekten av semindosernas transporttemperatur på dräktighetsresultatet i fem svenska smågrisbesättningar. Temperaturmätningar under transport av semindoser från seminstationerna till besättningarna genomfördes. READ MORE

3. 12. Causes of variation in litter size in Swedish piglet production

   University essay from SLU/Dept. of Animal Breeding and Genetics

   Author : Isabelle Westergren; [2017]
   Keywords : litter size; age at first mating; lactation period; weaning to service interval;

   Abstract : Litter size is influenced by a number of different factors including parity number and age at first mating as well as genetic potential and environmental factors such as management and feeding. The aim of this study was to evaluate the effect of age at first farrowing, lactation period and weaning to service interval on subsequent litter size, as well as to obtain descriptive statistics on the variation in litter size over the last few years. READ MORE

4. 13. Djurskyddsstandard för suggor, smågrisar och slaktsvin i Sverige och Danmark

   University essay from SLU/Dept. of Animal Environment and Health

   Author : Emmy Lönnman; [2016]
   Keywords : gris; djurskydd; Sverige; Danmark; strö; svanskupering; golvyta; fixering; kastrering; pigs; animal protection; Sweden; Denmark; tail docking; floor area; fixation; castration;

   Abstract : Danmark är den näst största källan till importerat griskött i Sverige. Det är ifrågasatt huruvida Danmark har samma djurskyddsnivå som Sverige när det kommer till grishållningen. READ MORE

5. 14. Fixering av suggor – så påverkas välfärd och smågrisdödlighet

   University essay from SLU/Dept. of Animal Environment and Health

   Author : Manda Aleryd Berg; [2014]
   Keywords : djurskydd; välfärd; suggor; gyltor; kulting; spädgris; gris; sus scrofa; fixering; skyddsgrind; smågrisdödlighet; smågrisöverlevnad; inhysning; svin;

   Abstract : Piglet survival is a problem of great significance in pig production, affecting both animal welfare and economic aspects negatively. In Sweden it is illegal to use farrowing crates for sows on regular basis. READ MORE

6. 15. Individual identification in pigs using microchips

   University essay from SLU/Dept. of Animal Breeding and Genetics

   Author : Frida Forsberg; [2014]
   Keywords : Pig; individual; identification; microchip; electronic id;

   Abstract : Individual identification of pigs could be used in commercial herds for production monitoring, disease monitoring and breeding evaluation. This study investigates the possibility of using microchips designed for dogs and cats to identify individual pigs from birth, through rearing to carcass at the slaughter plant. READ MORE