[1]
O.A, A. et al. 2019. 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. 2, 1 (Sep. 2019), 1–6. DOI:https://doi.org/10.14419/jas.v2i1.28711.