puits (1) symbiose (1) spectacle (1) racine (1) riz (1) protéine (1) mycorhize (1) mutant (1) modèle (1) gène (1) évolution (1) ADN (1) conservation (1) Defects (1) Conservation (1) Complement (1) Genes (1) Medicago (1) Transfection (1) Symbiosis (1) Root-tubercles (1) Rice (1) Plants (1) Mycorrhizas (1) Maintenance (1) Lotus (1) Legumes (1) Functions (1) Example (1) Evolution (1)