Resultados de búsqueda - "fertility"

Influence of nitrogen fertilization on yield and yield components of rainfed lowland NERIC rice in the northern Guinea savanna of Nigeria por Kamara, A.Y., Ekeleme, F., Omoigui, L.O., Chikoye, David

Materias: “…soil fertility…”
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Securing livelihoods through yams: proceedings of a technical workshop on progress in yam research for development in west and central Africa held in Accra, Ghana. por Nkamleu, G.B., Annang, D., Bacco, N.M.

Materias: “…soil fertility…”
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The building blocks for biofertiliser and biopesticides policymaking in Africa por Wafukho, S.S., Watiti, J., Nang’ayo, F., Masso, C., Tarus, D.

Materias: “…soil fertility…”
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Bio-fertilizer regulation in Ghana: capacity limitations to effective enforcement por Tarus, D., Mensah, A., Masso, C., Watiti, J., Nang’ayo, F.

Materias: “…fertilizers…”
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Farm safety interventions in the cocoa sector por Gockowski, J., David, S.

Materias: “…soil fertility…”
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Genotypic variation of soybean for phosphorus use efficiency and their contribution of N and P to subsequent maize crops in three ecological zones of West Africa por Abaidoo, Robert C., Sanginga, Nteranya, Okogun, J.A., Kolawole, G.O., Tossah, B.K., Diels, J.

Materias: “…soil fertility…”
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Effect of Guatamala grass (Tripsacum laxum) mulch applications on soil moisture conservation and soil fertility status por Asten, Piet J.A. van, Twagirayezu, A., Gaidashova, S.V.

Materias: “…soil fertility…”
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Community analysis of Asa North, Abia State, Nigeria por Tarawali, G., Ayoola, J.B., Ezedinma, C.I., Okechukwu, R., Lum, A.F., Dixon, A., Akoroda, M.O., Ogbe, F., Lemchi, J., Sanni, Lateef O., Ilona, Paul, Okoro, E.

Materias: “…soil fertility…”
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Evaluation of methods for measuring microbial biomass C and N and relationship between microbial biomass with soil organic matter particle size classes in West African soils por Vanlauwe, Bernard, Nwoke, O.C., Sanginga, N., Merckx, Roel

Materias: “…soil fertility…”
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Efficiency of spatial analyses of field pea variety trials por Yang, R.C., Ye, T.Z., Blade, S.F., Bandara, M.

Materias: “…soil fertility…”
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Improvement of soil fertility and weed suppression through legume-based technologies por Collaborative Group on Maize-Based Systems Research

Materias: “…soil fertility…”
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Spatial variability in soil chemical properties under Dactyladenia barteri, Alchomea cordifolia, Senna siamea, and Gmelina arborea hedgerows on an acid Ultisol por Ruhigwa, B., Gichuru, M., Tariah, N., Isirimah, N., Douglas, D.

Materias: “…soil fertility…”
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Economic analysis of cutandcarry, and alley cropping systems of mulch production for plantains in southeastern Nigeria por Ruhigwa, B., Gichuru, M., Spencer, D., Swennen, Rony L.

Materias: “…soil fertility…”
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Soybean production: training manual por International Institute of Tropical Agriculture

Materias: “…soil fertility…”
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IITA Annual Report 1979 por International Institute of Tropical Agriculture

Materias: “…soil fertility…”
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Effects of mulch location on banana weevil, nutrients, soil water, and biomass in banana por McIntyre, B.D., Gold, Cliford S., Ssali, H., Riha, S.J.

Materias: “…soil fertility…”
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Multitrophic interactions in cassava, Manihot esculenta, cropping systems in the subhumid tropics of West Africa por Schulthess, F., Neuenschwander, Peter, Gounou, S.

Materias: “…soil fertility…”
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Agricultural intensification, soil biodiversity and agroecosystem function in the tropics: the role of decomposer biota por Beare, M.H., Reddy, M.V., Tian, G., Srivastava, S.C.

Materias: “…soil fertility…”
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Onfarm testing of Mucuna and cowpea double cropping with maize in the Guinea savanna of Nigeria por Oyewole, B., Carsky, R.J., Schulz, S.

Materias: “…soil fertility…”
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Advances in cowpea cropping systems research por Olufajo, O.O., Singh, B.B.

Materias: “…soil fertility…”
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