The hazelnut genetics and breeding research have made great progress in selection of new cultivars, isozyme eleetrophoresis determination,cytogenetics study,the analysis of hereditary characters among hybrids of Corylus heterophylla×Corylus avellana.The prospects are exceedingly promising in the development of hazelnut tissue culture,interspecific hybridization and the study on genetical base of hybrids of Corylus heterophylla× Corylus aveilana.It is important of proving up the miosis chromosome behavior of...