Browsing Masters Degrees (Food Security) by Subject "Agricultural productivity--KwaZulu-Natal."
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The practice, constraints and perceptions of improving soil quality through manure application : a case study of three smallholder farmer groups. (2009)Land degradation and soil nutrient depletion have become serious threats to agricultural productivity in sub-Saharan Africa. Soil fertility depletion in smallholder areas has been cited as the fundamental biophysical cause ...