Fig. 1From: Potassium (K)-to-magnesium (Mg) ratio, its spatial variability and implications to potential Mg-induced K deficiency in Nitisols of Southern EthiopiaLocation map of SNNPRS in Ethiopia and Wolaita zone in SNNPRS: (a) the study districts in Wolaita zone (b) and soil sampling points in the study districts (c)Back to article page