New Perspectives and Approaches in Plant Growth-Promoting Rhizobacteria Research - Bakker, P.A.H.M.; Raaijmakers, J.M; Bloemberg, G.; Höfte, M.; Lemanceau, P.; Bakker, P. A. H. M.; Raaijmakers, J. M.; Bloemberg, G.; Cooke, B. M.; Höfte, M.; Lemanceau, P. (Springer Netherlands, 2007)