MAIJARMIYA, M A; IBRAHIM, H A; UMAR, Y I. EFFECT OF SPENT ENGINE OIL ON THE MORPHOLOGICAL GROWTH INDICES OF GROUNDNUT (ARACHIS HYPOGEA L.) IN KEFFI LOCAL GOVERNMENT AREA OF NASARAWA STATE. . Research Journal of Agriculture (RJA), [S. l.], v. 16, n. 1, p. 1–14, 2025. DOI: 10.5281/zenodo.14870637. Disponível em: https://zapjournals.com/Journals/index.php/rja/article/view/2160. Acesso em: 29 jun. 2025.