Fig.9From: Screening of high-efficiency nitrogen-fixing bacteria from the traditional Chinese medicine plant Astragalus mongolicus and its effect on plant growth promotion and bacterial communities in the rhizosphereRelative abundance of bacteria at phyla (A) and order (B) levels of different groups. CK0: soil samples before sowing. CK: rhizosphere soil samples at 90Â days after planting without fertilizer, T: rhizosphere soil samples at 90Â days after planting with bacterial fertilizer treatmentBack to article page