Oktavia, E., Winarto, W., & Sulyanti, E. (2021). Activity of Castor Bean Leaves Extract (Ricinus Communis Linnaeus) to Development of Nematode Meloidogyne Spp. on Tomato Plant (Lycopersicum esculentum Miller). Jurnal Proteksi Tanaman (Journal of Plant Protection), 5(1), 34–45. https://doi.org/10.25077/jpt.5.1.34-45.2021