SNP discovery, validation, haplotype structure and linkage disequilibrium in full-length herbage nutritive quality genes of perennial ryegrass (Lolium perenne L.) - Rebecca C. Ponting; Michelle C. Drayton; Noel O. I. Cogan; Mark P. Dobrowolski; Germán C. Spangenberg; Kevin F. Smith; John W. Forster (Molecular Genetics and Genomics, 2007)