The ASI,time to silk,ear height,leaf numbers,grain yield per ear could be used as the good evaluation traits for identifying the sensitivity to photoperiod.

• 不同性状对光周期反应的敏感程度不同，ASI、吐丝期、穗位高、叶片数、穗粒重可作为鉴定光周期敏感性的较好指标.