Per capita food production in Swaziland and other parts of sub-Saharan Africa will continue to decline unless soil fertility depletion is assessed. In light of this, total N, exchangeable bases, P fractions, available P, Cu, Zn, Mn and Fe contents were assessed in the 0-30 cm layers of soils in the highveld (>1500 m above sea level), middleveld (950-1500 m above sea level) and lowveld (