C. G. . Pamanilay, R. Z. . Salvador, P. . Panes, M. . Razonales, I. . Ebano, and R. . Soriano, “Growth and yield performance of sweet potato ‘Imelda’ cultivar on different types of coconut-based biochar as soil conditioner”, Aka Stud Res J, vol. 4, no. 1, pp. 47–59, Jul. 2025, Accessed: Sep. 14, 2025. [Online]. Available: https://journal.omsc.edu.ph/index.php/aka-journal/article/view/92