【百脉根中根与根瘤菌群落的建立机制】Rafal Zgadzajabc1 Ruben Garrido-Oterade1 Dorthe Bodker Jensenbc Anna Koprivovadf Paul Schulze-Lefertad2 and Simona Radutoiubc2. Root nodule symbiosis in Lotus japonicus drives the establishment