In this study,male sterile lines of wheat K Bainong 192 A were pollinated at different flowering stages with waxy maize Xixing 1and normal maize Jinboshi 658,respectively.The results showed that caryopsis at wheat early flowering stage(60.8)had significantly more than that at initial flowering stage(55.3)and both of them had significantly more at blossoming stage(46.1).There was no significant difference in caryopsis between the two kinds of maize.However,the rates of embryo caryopsis and the number of embr...