It was known that P availability might also regulate the growth and development of lateral roots, but most reports focused on the model plant, Arabidopsis, while research on soybean is scarce.

• 磷有效性对植物侧根发生发育也有调控作用，但已有的研究主要集中在模式植物拟南芥上，对于磷是否调控大豆主根和侧根的发生发育过程鲜有报道。