Descubre y comparte nuestro conocimiento público

Se han encontrado 91 recursos

Resultados de búsqueda

This paper reviews the results of past research conducted from 1965 to 2000 in two major cassava growing areas, the northeastern and eastern parts of Thailand. This research was carried out by the Field Crops Research Institute, Department of Agriculture (DOA), in collaboration with Kasetsart Uni...


Tongglum, AnuchitSuriyapan, PreechaHoweler, Reinhardt H.[Cassava agronomy research and adoption of improved practices in Thailand: Major achievements during the past 35 years]Cassava agronomy research and adoption of improved practices in Thailand: Major achievements during the past 35 years
Whittome, M.P.Spencer, D.Bayliss-Smith, T.[IITA and ILCA onfarm alley farming research: lessons for extension workers]IITA and ILCA onfarm alley farming research: lessons for extension workers

Results of longterm fertility trials have been useful in identifying long-term nutrient needs and problems arising with continuous and intensive cropping on Alfisols. Available data have shown that high and sustained crop yields can be obtained with judicious and balanced NPK fertilization, combi...


Kang, B.T.Balasubramanian, V.[Longtern fertilizer trials on alfisols in West Africa]Longtern fertilizer trials on alfisols in West Africa
Oberson, AstridNesper, MaikeBünemann, Else K.Fonte, Steven J.Rao, Idupulapati M.Velásquez, Jaime E.Ramírez, BerthaHegglin, DjangoFrossard, Emmanuel[Pasture degradation affects forms and distribution of phosphorus in aggregates of tropical soils]Pasture degradation affects forms and distribution of phosphorus in aggregates of tropical soils

Examines the potential of forage legume-cereal intercrops in enhancing soil fertility and increasing crop and livestock production in sub-Saharan Africa. Discusses inter/relay cropping systems, forage legumes in cereal systems, improvement of feed quality and enhancement of soil fertility and com...


Nnadi, L.A.Haque, I.[Forage legume-cereal systems: Improvement of soil fertility and agricultural productivity with special reference to sub-Saharan Africa]Forage legume-cereal systems: Improvement of soil fertility and agricultural productivity with special reference to sub-Saharan Africa

Buehler, S.Oberson, AstridRao, Idupulapati M.Frossard, Emmanuel[Sequential phosphorus extraction of a 33P labelled soil]Sequential phosphorus extraction of a 33P labelled soil

Cajiao V., César HernandoCastro, AracelyRao, Idupulapati M.Beebe, Stephen E.[Líneas de frijol con tolerancia a bajo fósforo y su evaluación en Centroamérica]Líneas de frijol con tolerancia a bajo fósforo y su evaluación en Centroamérica

Soil fertility depletion is considered one of the main biophysical limiting factors for increasing per capita food production for smallholder farmers in Sub-Saharan Africa. The adoption and diffusion of sustainable agricultural practices (SAPs), as a way to tackle this challenge, has become an im...


Kassie, MenaleJaleta, MotiShiferaw, BekeleMmbando, F.Mekuria M[Interdependence in Farmer Technology Adoption Decisions in Smallholder Systems: Joint Estimation of Investments in Sustainable Agricultural Practices in Rural Tanzania]Interdependence in Farmer Technology Adoption Decisions in Smallholder Systems: Joint Estimation of Investments in Sustainable Agricultural Practices in Rural Tanzania

Characteristics of the major soil groups found in bean-growing areas of Africa (Alfisols, Ultisols, Oxisols, Inceptisols) and associated nutritional disorders are discussed. Soil fertility factors affecting bean growth and N fixation, as evidenced in research conducted in Africa, are reviewed as ...


Mughogho, SKWortmann, Charles S.[Diagnosis of soil fertility constraints in bean based cropping systems: review of research results]Diagnosis of soil fertility constraints in bean based cropping systems: review of research results

Results of research work carried out in Africa on the response of beans to NPK fertilizers, liming, S and other secondary/micronutrients, and organic manures are reviewed. Band or spot placement of P, fertilizer management in multiple crop systems, and correlations between soil data, yields, and ...


Wortmann, Charles S.Zake, JYK[Review of bean responses to applied fertilizers in Africa]Review of bean responses to applied fertilizers in Africa

Selecciona los documentos para visualizarlos

Nombre del archivo Ver recurso