Research Article Plant Growth Promoting Rhizobacteria Impact on Typha latifolia and Phragmites australis Growth and Dissolved Oxygen † Faiza Rehman 1 , Arshid Pervez 1 , Bahadar Nawab Khattak 2 , and Rafiq Ahmad 1 * 1 Department of Environmental Sciences, COMSATS Institute of Information Technology, Abbottabad, Pakistan 2 Department of Development Studies, COMSATS Institute of Information Technology, Abbottabad, Pakistan Correspondence: Dr. R. Ahmad, Department of Environmental Sciences, COMSATS Institute of Information Technology, 22060 Abbottabad, Pakistan E-mail: drrafiq@ciit.net.pk † This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as an ‘Accepted Article’, doi: [10.1002/clen.201700353] © 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim Received: 16 July 2017; Revised: 17 March 2018; Accepted: 28 May 2018