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WOLOF FARM ING SYSTEMS OF THE PEANUT BASIN
PRODUCTION CAPACITY OF SOILS OF THE PEANUT BASIN
e THE INCORPORATION OF ORGANIC MATTER
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adoption agronomists amount animal traction Bambey bovine traction bulk density bush fallow capacity cash crops cereal Charreau and Nicou climate crop yields cultivation deep plowing dependents Dior economic equipment factors family fields farmers farming system ferral litic Figure green manure groundnuts growing season harvest horizon household members humid ICRISAT incorporation of organic increases intercropping IRAT Jones and Wild kg/ha labor obligations Land Improvement land tenure legumes less levels Maize mechanical millet mineral fertilizers National Nioro du Rip nutrient oxen Peanut Basin personal plots plant porosity production systems properties rainfall rains rainy season residual effects retention Root density root growth rotation rural sandy savanna soils sandy soils semi-arid Senegal Senegalese soil moisture soil physical soil porosity soil productivity soil structure Sorghum Source surface Table technical tillage topsoil traditional Tropical Unites Experimentales Venema wage labor weeding West Africa Wolof zone