The result shows that the diversity of AMF in arid region of northern Shanxi is rich. Spore density from the rhizosphere of legume species is higher, the average amount to 170.8/ 100g soil.

• 2 研究结果显示陕北干旱地区豆科植物根际有丰富的AM真菌多样性；根际土壤孢子密度较高；平均达170.；8个/100g土。