Soil Fertility Management in Support of Food Security in Sub-Saharan AfricaThis publication reviews issues related to land degradation, with focus on problems of soil fertility management in sub-Saharan Africa. It highlights some successful experiences in the region, constraints and possible solutions specific to the major agro-ecological zones and the importance of the holistic and participatory approaches for soil productivity improvement. The need for action and collaborative efforts of all stakeholders, within the framework of ongoing initiatives, are emphasized. It is hoped that this document will contribute to increase awareness of senior specialists and policy-makers about the problems and alternative solutions towards enhanced and sustained soil productivity. |
Common terms and phrases
action for sustainable agricultural production agro-ecological zones agroforestry alley cropping areas Arenosols arid assessment cash crops constraints countries crop production crop residues cultivated land desertification economic ensure Eritrea erosion Ethiopia Experiences and solutions fallows farmers farming systems Ferralsols fertility decline Figure food crops food production food security GLASOD grass grazing humid zone improve soil income inputs irrigation ISRIC issues and problems Kenya land degradation land management land tenure Luvisols main issues maize major Malawi mineral fertilizers mulch National Action Need for action Niger nutrient depletion organic matter policies population density population growth production systems rainfall regions Rwanda security in sub-Saharan Senegal Severity of land Shifting cultivation soil and water soil degradation soil fertility management soil productivity SOTER sub-Saharan Africa subhumid zone Sudano-Sahelian sustainable soil fertility sustainable systems Tanzania technologies tillage Uganda UNEP vegetation water conservation yields Zambia Zimbabwe