[1]
O. P. Taiwo, A. I. Nwonuala, and F. I. B., “Variability in Yield and Yield Components of Selected Pro-vitamin A Maize (Zea mays L.) Varieties in a Humid Environment of Port Harcourt, Nigeria”, AJAHR, vol. 5, no. 3, pp. 1-10, Mar. 2020.