Phenotypic, genotypic, and symbiotic diversities in strains nodulating clover in different soils in Spain

1. Ramírez-Bahena, M.-H.
2. Velázquez, E.
3. Fernández-Santos, F.
4. Peix, A.
5. Martínez-Molina, E.
6. Mateos, P.F.