The development condition of Wuhexuegan embryos is closely related with seed development. It was approved that the seedlessness of Wuhexuegan was stable, but the research on biological character and embryo development in it was poor, it has great value to study the abortive embryo in Wuhexuegan. This thesis worked on the physiological and molecular biology of Wuhexuegan in the aspects of pollination, fertilization, embryo development and specific proteins et al. It has great theoretical and practical signif...