Quantification of Frankia strains and other root-associated bacteria in pure cultures and in the rhizosphere of axenic seedlings by high-performance liquid chromatography-based muramic acid assay - Rönkkö, R.; Pennanen, T.; Smolander, A.; Kitunen, V.; Kortemaa, H.; Haahtela, K. (US, 1994)
Keywords: Frankia; muramiinihappo; ritsosfääri