An overview of biopesticide regulatory frameworks in selected countries in Southern Africa - Mawcha, Kahsay Tadesse; Kyampaire, Dorothy; Marciale, Chrian; Simiyu-Wafukho, Stella; Chinyama, Chifundo; Babalola, Olubukola Oluranti; Kinyanjui, Grace; Ndolo, Dennis (Frontiers in Sustainable Food Systems, 2025)