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\bibitem{Nasr_etal2007} Nasr, H., Domenach, A. M., Ghorbel, M. H., \& Benson, D. R. (2007). Divergence in symbiotic interactions between same genotypic PCR-RFLP Frankia strains and different Casuarinaceae species under natural conditions. \textit{Physiol. Plant.}, \textit{130}(3), 400--408.

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