1. Plant Omics Laboratory, Department of Biotechnology, Life Science Building, University of the Western Cape , Robert Sobukwe Road, Bellville 7530 , South Africa
2. Department of Agriculture, University of Zululand , Main Road, KwaDlagezwe 3886 , South Africa
3. Department of Plant Sciences, Qwaqwa Campus, University of the Free State , Phuthadithjaba 9866 , South Africa
4. Radiation Biophysics Division, Ithemba LABS (Laboratory for Accelerator Based Sciences), Nuclear Medicine Department, National Research Foundation , Cape Town 8000 , South Africa
5. Environmental Biotechnology, Department of Biotechnology, Life Science Building, University of the Western Cape , Robert Sobukwe Road, Bellville 7530 , South Africa
6. Centre of Excellence in Food Security, University of the Western Cape , Robert Sobukwe Road, Bellville 7530 , South Africa