PGPR: Biocontrol and Biofertilization [electronic resource] / edited by Zaki A. Siddiqui. - Dordrecht : Springer, 2006. - xiii, 318 p. : ill., digital ; 25 cm. ISBN: 9781402041525 (electronic bk.) 9781402040023 (paper) Subjects--Topical Terms: Rhizosphere.Plant growth-promoting rhizobacteria.Life Sciences.Microbiology.Bacteriology.Plant Sciences.Plant Pathology.Life Sciences, general.Agriculture.