1.Legumes are especially good of itat this. any Any crops are sharing the thing same space , and can get the nitragin nitrogen as the root did composeroots decompose.
豆类植物是尤其擅长这点的,当根部分集的时候,分享相同空间的任何植物都能够得到氮。
2.For example, some kinds of soil back bacteria take nitragin nitrogen from the air and make a form that plants can use.The plants keeps keep the nitragin nitrogen in the their roots.