Nitrogen and phosphorus fertilization with crop residue retention enhances crop productivity, soil organic carbon, and total soil nitrogen concentrations in sandy-loam soils in Ghana

Naab, J.B.; Mahama, G.Y.; Koo, Jawoo; Jones, J. W.; and Boote, K. J. 2015. Nitrogen and phosphorus fertilization with crop residue retention enhances crop productivity, soil organic carbon, and total soil nitrogen concentrations in sandy-loam soils in Ghana. Nutrient Cycling in Agroecosystems 102(1):33 - 43. https://doi.org/10.1007/s10705-015-9675-8