A Modified Split-Plot Design Rice Yield Model and Analysis. International Journal of Development Mathematics (IJDM), [S. l.], v. 1, n. 2, p. 217–226, 2024. DOI: 10.62054/ijdm/0102.18. Disponível em: https://ijdm.org.ng/index.php/Journals/article/view/65.. Acesso em: 28 aug. 2026.