Aegilops tauschii is commonly accepted as the D genome donor of common wheat and contains a much wider genetic background.Therefore, it is important genetic resources in wheat breeding.

• 节节麦（Aegilops tauschii）是普通小麦D基因组的供体，并且含有比普通小麦D基因组更为丰富的遗传变异，从而成为小麦育种中重要的遗传资源。