António, G., Bofana, J., Gimo, F., & Cipriano, S. (2019). Evaluation of Grain Yield of Two Varieties of Cowpea (Vigna unguiculata) Subjected to Four Agricultural Practices in Gùrué District, Mozambique. Journal of Experimental Agriculture International, 36(5), 1-7. https://doi.org/10.9734/jeai/2019/v36i530247