Norman Chivasa
10.4102/jamba.v11i1.526
Jamba
2019 May 20;11(1):526.
food production food security subsistence farming sustainability conventional farming
CC BY
https://pubmed.ncbi.nlm.nih.gov/31205613/
PMC6556930
31205613
Sustainability of food production support services offered by Sustainable Agriculture Trust to subsistence farmers in Bikita District, Zimbabwe
2019