Kalu, Chimdi M. http://orcid.org/0000-0001-6960-816X
Ogola, Henry J. O. http://orcid.org/0000-0003-1603-6430
Selvarajan, Ramganesh http://orcid.org/0000-0002-7104-3599
Tekere, Memory http://orcid.org/0000-0002-0606-7826
Ntushelo, Khayalethu http://orcid.org/0000-0002-3413-3384
Funding for this research was provided by:
national research foundation (129095)
Article History
Received: 13 July 2021
Accepted: 17 December 2021
First Online: 28 December 2021
Declarations
:
: Chimdi Mang Kalu, Henry Joseph Oduor Ogola, Ramganesh Selvarajan, Memory Tekere and Khayalethu Ntushelo declare no conflict of interest.
: The ethical clearance (2015/CAES/090) for the study was obtained from University of South Africa College of Agriculture and Environmental Science Research Ethics Committee (CEAS-REC).
: Not applicable.
: Not applicable.