6Wray N. Consequences of selection in closed population with particular regerence to closed nucleus herds of pigs.Edinburgh: University of Edinburgh. 1989.
7Mrode R A .Linear models for the prediction of Animal Breeding Values.CAB international, UK.1996.
8Van Vleck L D.Selection Index and Introduction to Mixed Model Methods.CRC Press, USA.2000.
9Femando R L,Grossman M.Marker-assisted selection using best linear unbiased prediction [J ].Genet Sel Evol,1989,(21):467-477.
10Wray N.Consequences of selection in closed population with particular reference to closed nucleus herds of pigs.Edinburgh:University of Edinburgh.1989.