| rhizobium helianthi sp. nov., isolated from the rhizosphere of sunflower. | a gram-stain-negative, non-spore-forming, rod-shaped and aerobic bacterium, designated xi19t, was isolated from a soil sample collected from the rhizosphere of sunflower (helianthus annuus) in wuyuan county of inner mongolia, china and was characterized taxonomically by using a polyphasic approach. phylogenetic analysis based on 16s rrna gene sequences indicated that the novel isolate was related to species of the genus rhizobium, sharing the greatest 16s rrna gene sequence similarity with rhizo ... | 2015 | 26364048 |