Cr-resistant rhizo- and endophytic bacteria associated with Prosopis juliflora and their potential as phytoremediation enhancing agents in metal-degraded soils oleh Muhammad Umar Khan, Angela eSessitsch, Muhammad eHarris, Kaneez eFatima, Asma eImran, Muhammad eArslan, Ghulam eShabir, Qaiser eKhan, Muhammad eAfzal