Influence of soil factors on species diversity of arbuscular mycorrhizal (AM) fungi in Stipa steppe of Tibet Plateau. The spatial distribution of arbuscular mycorrhizal fungi in the rhizosphere of Caragana korshinskii in Saibei desert steppe Basic Research on Response of Arbuscular Mycorrhizal Fungi to Robinia pseudoacacia L.Seedling with Mechanical Damage Effects of inoculating arbuscular mycorrhizal fungi on Artemisia annua growth and its officinal components.