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Sustainability of their agricultural systems is essential for many tropical countries where the majority of the people depend upon agriculture for their livelihoods. In the short term economic sustainability is the main factor influencing viability of an agricultural system and of the farms which...


Utiger, C.Romney, D.L.Njoroge, L.Staal, Steven J.Lukuyu, Ben A.Chege, L.[Nutrient flows and balances in intensive crop-dairy production systems in the Kenya highlands]Nutrient flows and balances in intensive crop-dairy production systems in the Kenya highlands
Thomas, Richard J.[Rhizobium requirements, nitrogen fixation, and nutrient cycling in forage Arachis]Rhizobium requirements, nitrogen fixation, and nutrient cycling in forage Arachis

De acuerdo con las demográficas actuales, se prevé que la población en América tropical se duplicara en los próximos 25 años; como consecuencia, habrá mayor demanda de carne y leche, la cual podrá satisfacerse solo aumentando la producción agropecuaria. Estos factores aumentaran la presión sobre ...


Ayarza, Miguel AngelRao, Idupulapati M.Thomas, Richard J.[Reciclaje de nutrimentos en pastizales tropicales de suelos ácidos]Reciclaje de nutrimentos en pastizales tropicales de suelos ácidos

Developing countries continue to face the challenge of increasing poverty and depleting asset base of their predominantly rural populations. In sub-Saharan Africa (SSA) alone, over 70% of the population now live below the poverty line, and in South Asia the number of poor people exceeds 500 milli...


Kebreab, E.Smith, T.Tanner, J.C.Osuji, P.O.[Review of undernutrition in smallholder ruminant production systems in the tropics]Review of undernutrition in smallholder ruminant production systems in the tropics

Sesbania, particularly S. sesban species, grow naturally in many parts of Africa where they form natural browse. Productivity of Sesbania as animal feed is widely limited by soil acidity and low In this study, eighteen ILCA accessions of S. sesban and two of S. goetzei, all but two from Africa, w...


Mugwira, L.M.Haque, I.[Screening forage and browse legumes germplasm to nutrient stresses: III. Tolerance of Sesbania to aluminium and low phosphorus in soils and nutrient solution]Screening forage and browse legumes germplasm to nutrient stresses: III. Tolerance of Sesbania to aluminium and low phosphorus in soils and nutrient solution

Nutrient flux and balance studies are valuable tools to assess the sustainability of agro-ecosystems and potential consequences for agricultural productivity. This paper presents results from a study at the field/farm scale representing mixed farming systems typical for the East African Highlands...


Haileslassie, AmarePriess, J.A.Veldkamp, E.Lesschen, J.P.[Nutrient flows and balances at the field and farm scale: Exploring effects of land-use strategies and access to resources]Nutrient flows and balances at the field and farm scale: Exploring effects of land-use strategies and access to resources

This article demonstrates how conservation agriculture impacts smallholder farmers' livelihoods in Mozambique through increased crop productivity and yields, using primary data on smallholder farmers practicing conservation agriculture and others not using this technology from Nhanguo, Pumbuto, a...


Nkala, PMango, NZikhali, P[Conservation agriculture and livelihoods of smallholder farmers in central Mozambique]Conservation agriculture and livelihoods of smallholder farmers in central Mozambique

Nutritionally enhanced beans (NEB) with more Fe and Zn than conventional beans (CB) and nutritionally enhanced maize (NEM) with more tryptophan and lysine than conventional maize (CM) were developed as part of a crop-biofortification strategy to improve human nutrition. Proxy measures were used t...


Pachón, HelenaOrtiz, D.A.Araújo, CBlair, Matthew W.Restrepo, J.[Iron, zinc, and protein bioavailability proxy measures of meals prepared with nutritionally enhanced beans and maize]Iron, zinc, and protein bioavailability proxy measures of meals prepared with nutritionally enhanced beans and maize

International Water Management InstituteCGIAR Research Program on Water, Land and Ecosystems[Phosphorous recovery at scale]Phosphorous recovery at scale

Plant-growth-promoting (PGP) bacteria include a diverse group of soil bacteria thought to stimulate plant growth by various mechanisms. Brachiaria forage grasses, of African origin, are perennials that often grow under low-input conditions and are likely to harbour unique populations of PGP bacte...


Kelemu, SegenetFory Sánchez, Paola AndreaZuleta, CRicaurte, J.Rao, Idupulapati M.Lascano, Carlos E.[Detecting bacterial endophytes in tropical grasses of the Brachiaria genus and determining their role in improving plant growth]Detecting bacterial endophytes in tropical grasses of the Brachiaria genus and determining their role in improving plant growth

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