4Clutter A C, Buchanan D S.Effect of divergent selection for postweaning gain on body weight changes of gilts Buchanan[J].Breeding and Genetics, 1997:1-5.
5Whittington D L, Nyachoti C M, Patience J F,et al.Feed intake a checklist of nutritional,environmental and management strategies to achieve success[C].Prairie Swine Centre Inc, 2007.
6Houston R D, Cameron N D, Rance K A,et al.A melanocortin- 4 receptor(MC4R) polymorphism is associated with performance traits in divergently selected large white pig populations [J]. Animal Genetics, 2004,35:386-390.
7Kim K S,Larwen N, Short T,et al.A missense variant of the porcine melanocortin-4 receptor(MC4R) gene is associated with fatness, growth and feed intake traits [J].Mammalian Genome, 2000, 11(2):131-135.
8Burgos C, Carrodeguas J A, Moreno C, et al.Allelic incidence in several pig breeds of a missense variant of pig melanocortin-4 receptor (MC4R) gene associated with carcass and productive traits;its relation to IGF2 genotype [J].Meat Science, 2006, 73: 144-150.
