Affiliation: | CBGP, Campus International de Baillarguet, CS30016, Montferrier sur Lez, F-34988 St Gély du Fesc, Cedex, France;and;Department of Environmental Biology, EA3184 usc INRA, University of Franche-Comté, Place Leclerc, F-25030 Besançon, Cedex, France |