Engineering Research Center of Agricultural Microbiology Technology;
Ministry of Education;
Heilongjiang University;
Harbin 150080;
China;
Heilongjiang Provincial Key Laboratory of Ecological Restoration and Resource Utilization for Cold Region;
School of Life Sciences;
Heilongjiang University;
Harbin 150080;
China;
Salt stress; Arbuscular mycorrhizal fungi; Elaeagnus angustifolia; Na+content; Ultrastructure of root cell; Soil enzyme;