The F1 plants of wheat/Y127 gave many tillers, but the backcrossing or self-pollinating descendants produced few seeds.

• 以普通小麦为母本与柱穗山羊草杂交，F1代分蘖率极高，植株性状出现中亲遗传或超亲遗传，杂交种回交或自交结实率非常低。