Different species and symbiotic genotypes of field rhizobia can nodulate Phaseolus vulgaris in Tunisian soils

• Published in: FEMS microbiology ecology Vol. 41; no. 1; pp. 77 - 84
• Main Authors: Mhamdi, Ridha, Laguerre, Gisèle, Aouani, Mohamed Elarbi, Mars, Mohamed, Amarger, Noëlle
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 2002
• Subjects: Phaseolus vulgaris; Rhizobium; Soil population; Soil population; Phaseolus vulgaris; Rhizobium

A collection of 160 isolates of rhizobia nodulating Phaseolus vulgaris in three geographical regions in Tunisia was characterized by restriction fragment length polymorphism analysis of polymerase chain reaction (PCR)-amplified 16S rDNA, nifH and nodC genes. Nine groups of rhizobia were delineated:...