Institution: | 1. Department of Breeding and Genetics , Danish Institute of Animal Science Research Centre Foulum , P.O.Box 39, Tjele, DK8830, Denmark;2. Department of Animal Science , Iowa State University , 245 Kildee Hall, Ames, IA, 50011, USA;3. Department of Breeding and Genetics , Danish Institute of Animal Science Research Centre Foulum , P.O.Box 39, Tjele, DK8830, Denmark |