O.A, Agba; L.U., Undie; T.O, Ojikpong; M.S, Adiaha]. Effects of n: p: k 20: 10:10 fertilizer on growth and yield of yam (dioscorea rotundata poir) minisett in an ultisol. SPC Journal of Agricultural Sciences, [S. l.], v. 2, n. 1, p. 1–6, 2019. DOI: 10.14419/jas.v2i1.28711. Disponível em: https://www.sciencepubco.com/index.php/JAS/article/view/28711.. Acesso em: 2 may. 2024.