Mwandikwa, J. M., & Kamotho, G. N. (2026). Dose-dependent insecticidal activity of wild basil (Ocimum americanum L.) against the cowpea seed beetle (Callosobruchus maculatus Fab.): Evidence for a locally sourced postharvest protectant in semi-arid Kenya. African Journal of Empirical Research, 7(4). https://doi.org/10.51867/ajernet.7.4.109