Browsing by Subject "Soil fertility"
Now showing items 1-2 of 2
-
The assessment of topsoil degradation on rehabilitated coal discard dumps
(North-West University, 2003)This study investigates coal discard cover soil fertility and its potential for degradation, particularly in terms of its salinisation and acidification potential. Seven rehabilitated coal discard dumps in the Witbank, ... -
The Role of Potassium in the Fertility Status of Soils: A Case Study of University of Limpopo Experimental Farm, South Africa
(Research Gate, 2014)Potassium (K) is one of the three major nutrient elements required by plants, others being nitrogen and phosphorus. Its fixation and release in soil are important in sustainability of agronomical and ecological processes. ...