Kwakye, P.K., and E.A. Dennis. 2016. “Nitrogen Use Efficiency of Soil and Foliar Application of 15n Labelled Urea With or Without Inoculation and Micronutrients by Groundnut (Arachis Hypogaea L) in a Semi-Arid Environment ”. Journal of Science and Technology 16 (1 & 2). https://doi.org/10.4314/just.v16i1 & 2.913.