. khuan Rh thude loai Sinorhizobium xinjiangensis. Chiing Rh cd kha nang sinh chat kich thich sinh trudng thue vat dat 45mg/l. Summary Study on Indole 3-Acetic acid production of bacteria Rh. chiing Rh (X7.500) Can cii vio cic dac diem hinh thii (Hinh ), sinh ly, sinh hoi, ddng dua vao khoi phan loai Bergeys [66], ehung tdi xic dinh cd kha nang cbiing Rh thude chi Sinorhizobium trung cbgn Igc cic vi sinh vat cd ich ggi la "vi sinh vat hiru hieu", gdm bdn hgp vi sinh vat, sdng edng sinh vdi nhau nhu trong tu nhien, bao gdm cic vi sinh vat ehuyen hda photphat