Tairas, T. et al. 2024. Using vegetable extracts for help protect corn plants from pests Spodoptera frugiperda J. E. Smith In Tomohon City. Jurnal Agroekoteknologi Terapan (Applied Agroecotechnology Journal). 5, 1 (May 2024), 123–130. DOI:https://doi.org/10.35791/jat.v5i1.55103.