Melly, Brigitte L. http://orcid.org/0000-0003-2520-4491
Gama, Phumelele T. http://orcid.org/0000-0002-3536-9153
Schael, Denise M. http://orcid.org/0000-0002-4067-5198
Funding for this research was provided by:
Water Research Commission (K5/2182)
German Academic Exchange Service-National Research Foundation
Nelson Mandela Metropolitan University
Dormehl-Cunningham Scholarship
Article History
Received: 23 October 2017
Accepted: 7 September 2018
First Online: 21 September 2018