Essays about: "Feed-restriction"

Showing result 1 - 5 of 9 essays containing the word Feed-restriction.

1. 1. Skip-a-day feeding does not cause difference in liver lipid content in broiler breeders

   University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

   Author : Elin Sander; [2017]
   Keywords : Broiler breeders; dry weight; feed restriction; lipids; liver; skip-a-day;

   Abstract : There has long been evidence for increased lipids in the liver of chickens exposed to feed restriction, commonly used for production hens. Lipogenesis is an important part of the metabolism and storing of glucose, a source of energy. READ MORE

3. 2. Physiological stress and behavioural differences in broiler breeder hens subjected to daily and 5:2 feed restriction regimens

   University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

   Author : Alexandra Johansson; [2016]
   Keywords : Broiler breeder; feed restriction; H L ratio; skip-a-day; stress; welfare;

   Abstract : Feed restriction in the parental stock of meat producing chickens, broiler breeders, is essential in order to decrease the high growth rate that they are genetically selected for. The feed restriction does however lead to chronic hunger and stress. READ MORE

4. 3. Effects on domestication and feeding on the avian melanocortin system

   University essay from Linköpings universitet/Biologi

   Author : Malin Jonsson; [2016]
   Keywords : Feed-restriction; hunger; arcuate nucleus; gene expression; avian melanocortin system; domestication; broiler; Red Junglefowl; stress;

   Abstract : Domestication in chickens has made feed-restriction a necessity if broiler breeder hens should reach sexual maturity and be fertile. This is claimed to cause chronic hunger. READ MORE

5. 4. The Rowan Ranger Chicken Breed - a Suitable Alternative for the Organic Chicken Meat Industry

   University essay from Linköpings universitet/Biologi

   Author : Louise Karlsson; [2016]
   Keywords : Behaviour; Broiler; Chicken; Organic Production; Rowan Ranger;

   Abstract : The only available broiler strain to use in organic chicken meat production, until recently, has been conventional fast growing broiler hybrids. The Rowan Ranger is a broiler strain that has a naturally slower growth rate which makes this strain suitable for organic farming, meeting the demands of KRAV without being subjected to a feed restriction. READ MORE

6. 5. Föräldradjur inom slaktkycklingindustrin : välfärdsproblem och försök till åtgärder

   University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

   Author : Madeleine Bichel; [2016]
   Keywords : broiler; slaktkyckling; föräldradjur; välfärdsproblem; foderrestriktioner; feed restrictions; broiler breeders; welfare problems;

   Abstract : Dagens slaktkycklingindustri har medfört flera välfärdsproblem för de avelsfåglar (föräldradjuren) som används för att producera slaktkycklingar och detta arbete syftar till att ge en överblick över dessa välfärdsproblem samt redogöra för eventuella försök till åtgärder som gjorts. De mest uppmärksammade problemen handlar om foderrestriktioner samt aggressiva beteenden vid parning. READ MORE