WARUWU, Insan Sama; BR. SARAGIH, Wismaroh Sanniwati; BR. SIJABAT, Octanina Sari. EFFECTS OF TOMATO EXTRACT AND EGGSHELL POWDER ON PRE-NURSERY OIL PALM SEEDLINGS. Algebra : Jurnal Pendidikan, Sosial dan Sains, [S. l.], v. 6, n. 3, p. 511–517, 2026. DOI: 10.58432/qvhayz52. Disponível em: https://algebra.yana.or.id/index.php/ejournal/article/view/318. Acesso em: 31 oct. 2026.