Syahdia, Elfitri, and My Syahrawati. “Resistance Rate of Brown Planthopper (Nilaparvata Lugens) from Payakumbuh Against BPMC Insecticide: English”. Jurnal Proteksi Tanaman (Journal of Plant Protection), vol. 4, no. 2, Dec. 2020, pp. 82-90, doi:10.25077/jpt.4.2.82-90.2020.