ERMITANIO, Alvin; GALVAN, John Paul. Design, Fabrication, and Performance Evaluation of a Weeder for Upland Rice Production. Journal of Pure and Applied Sciences, [S. l.], v. 2, n. 2, p. 10, 2023. Disponível em: https://csu.org.ph/jpas/article/view/31. Acesso em: 21 mar. 2026.