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Bado, BVBationo, B. AndréLompo, FCescas, MPSédogo, MP[Mineral fertilizers, organic amendments and crop rotation managements for soil fertility maintenance in the Guinean zone of Burkina Faso (West Africa)]Mineral fertilizers, organic amendments and crop rotation managements for soil fertility maintenance in the Guinean zone of Burkina Faso (West Africa)

Presents preliminary results of research on feed resource development conducted in the subhumid Kenyan coast. The studies are divided into two-systems studies and component studies. The systems studies include experiments on fodder production based on napier grass var. Bana grown in leucaena alle...


Mureithi, J.G.[Collaborative research programme on smallholder dairy production in coastal subhumid zone. Research on feed resource development. Background, proposals and preliminary results]Collaborative research programme on smallholder dairy production in coastal subhumid zone. Research on feed resource development. Background, proposals and preliminary results

An important debate is currently under way among researchers and policy makers about the relative merits of using organic versus inorganic fertilisers to improve soil fertility in semi-arid areas of sub-Saharan Africa. Environmentalists argue that use of inorganic fertiliser contributes to natura...


Shapiro, Barry I.Sanders, J.H.[Livestock Policy Analysis Brief no. 9 . Fertiliser use in semi-arid West Africa: Profitability and supporting policy]Livestock Policy Analysis Brief no. 9 . Fertiliser use in semi-arid West Africa: Profitability and supporting policy

Wafukho, S.S.Watiti, J.Nang’ayo, F.Masso, C.Tarus, D.[The building blocks for biofertiliser and biopesticides policymaking in Africa]The building blocks for biofertiliser and biopesticides policymaking in Africa

Hegewald, B-H[Intercropping grain legumes with cassava on acid infertile soils: post doctoral report]Intercropping grain legumes with cassava on acid infertile soils: post doctoral report

International Center for Tropical Agriculture[Control de erosión y preservación de la fertilidad de los suelos : ensayos en Asia y América Latina]Control de erosión y preservación de la fertilidad de los suelos : ensayos en Asia y América Latina

Pali, Pamela N.Delve, Robert J.Nkonya, E.Bashaasha, B.[Using linear programming to optimize the use of biomass transfer and improved fallow species in Eastern Uganda]Using linear programming to optimize the use of biomass transfer and improved fallow species in Eastern Uganda

A synthesis of available agronomic datasets and peer-reviewed scientific literature was conducted to: (1) assess the status of micronutrients in sub-Saharan Africa (SSA) arable soils, (2) improve the understanding of the relations between soil quality/management and crop nutritional quality and (...


Kihara, JobBolo, PeterKinyua, MichaelRurinda, JairosPiikki, Kristin[Micronutrient deficiencies in African soils and the human nutritional nexus: opportunities with staple crops]Micronutrient deficiencies in African soils and the human nutritional nexus: opportunities with staple crops
Winowiecki, Leigh A.Vågen, Tor-GunnarMassawe, BonifaceJelinski, Nicolas ALyamchai, CharlesSayula, GeorgeMsoka, Elizabeth[Landscape-scale variability of soil health indicators: effects of cultivation on soil organic carbon in the Usambara Mountains of Tanzania]Landscape-scale variability of soil health indicators: effects of cultivation on soil organic carbon in the Usambara Mountains of Tanzania
Autor: Couper, D.C.

L'activite agricole rend les terres cultivees sensible a l'erosion. Or cette demiere peut les render improductives. Les banquettes de niveau contribuent a la prevention de la plus spectaculaire des forms d' erosion. L' erosion en ravines. Le present fascicule fait etat du leve de plan et de la co...


Couper, D.C.[Consevation des sols: utilization des banquettes a double courbure: Guide de recherche de lIita, No. 6]Consevation des sols: utilization des banquettes a double courbure: Guide de recherche de lIita, No. 6

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