Admixture in European Populus hybrid zones makes feasible the mapping of loci that contribute to reproductive isolation and trait differences (September 20, 2006)

Correction to: Heredity; doi:10.1038/sj.hdy.6800898. Advance online publication, 20 September 2006. The authors have identified that the wrong supplementary files were used. Please follow the 'supplementary info' link to view the corrected supplementary files. We would like to apologise for the error and any inconvenience this may have caused.