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Haque, I.Amare, T.[Soil science & plant nutrition annual reports: 1983-1990 and projects protocols: 1991-1993]Soil science & plant nutrition annual reports: 1983-1990 and projects protocols: 1991-1993

Se evaluó la degradación aparente in vitro de la materia orgánica (MO), proteína cruda (PC) y fibras detergentes neutro y ácido (FDN, FDA) y la producción de metano y amonio en ensilajes y henos de dos leguminosas, una con taninos , (Calliandra calothyrsus) y otra sin taninos (Vigna unguiculata),...


Bernal, L.Avila, P.Ramírez, G.Lascano, Carlos E.Tiemann, Tassilo T.Hess, H[Degradación de nutrientes y emisión de gases al fermentar ensilaje y heno de Calliandra calothyrsus y Vigna unguiculata en el sistema Rusitec = Effect of the Calliandra calothyrsus and Vigna unguiculata silage and hay on fermentation parameters in the Rusitec System]Degradación de nutrientes y emisión de gases al fermentar ensilaje y heno de Calliandra calothyrsus y Vigna unguiculata en el sistema Rusitec = Effect of the Calliandra calothyrsus and Vigna unguiculata silage and hay on fermentation parameters in the Rusitec System

This document summarises the major discussions, findings and recommendations of the conference convened by ILCA and its cosponsors to bring together national and international experts in livestock nutrition and management, ecology, agronomy, soil science and socio-economics to address fundamental...


Powell, J.M.Fernández Rivera, S.Williams, Timothy O.Renard, C.[Livestock and sustainable nutrient cycling in mixed farming systems of sub-Saharan Africa. Volume I: Conference summary]Livestock and sustainable nutrient cycling in mixed farming systems of sub-Saharan Africa. Volume I: Conference summary

In response to on-going agricultural intensification, crop-livestock systems are becoming more important in West African farming systems. The role of livestock in providing stability to such systems, particularly through their interaction with the soil environment is unquestionable. Worldwide, th...


Tarawali, Shirley A.Larbi, AsamoahFernández Rivera, S.Bationo, B. André[The contribution of livestock to soil fertility]The contribution of livestock to soil fertility
Autor: Dijkman, J.

Rapid increases in population densities and the associated environmental changes have meant increased problems for farmers in planning effective resource management strategies. In response to these driving forces and to improve the efficiency of the use of the available nutrient resources many tr...


Dijkman, J.[The role of livestock in organic nutrient management]The role of livestock in organic nutrient management

In semi-arid sub-Saharan Africa as in many dryland areas, livestock are an integral part of the farming systems. Livestock offer opportunities for risk coping, farm diversification and intensification and provide significant livelihood benefits to the poor. The ability of livestock systems to con...


Williams, Timothy O.Thornton, Philip K.Fernández Rivera, S.[Trends and prospects for livestock systems in the semi-arid tropics of sub-Saharan Africa]Trends and prospects for livestock systems in the semi-arid tropics of sub-Saharan Africa

The relationship between human nutrition and the use of available resources to feed the planet's growing population demands greater attention from decision makers at all levels of governance. Indicators with dual environmental sustainability and food and nutrition security goals can encourage and...


Sokolow, J.Kennedy, G.Attwood, S.[Managing crop tradeoffs: A methodology for comparing the water footprint and nutrient density of crops for food system sustainability]Managing crop tradeoffs: A methodology for comparing the water footprint and nutrient density of crops for food system sustainability

Agriculture and food production are predominantly soil-based, with only marginal portions based on hydroponics or the use of only biomass as a substrate. In this chapter, the factors aff ecting sustainable soil use will be elaborated. This is defi ned as factors that: • maintain or improve soil b...


Hauser, S.Norgrove, L.[The sustainability of the world’s soils]The sustainability of the world’s soils

Residues from two nitrogen fixing trees, Albizia zygia and Gliricidia sepium and one non nitrogen fixing tree Samania dinklagei and their combination with 50% of rice husk, were evaluated for their effect on growth and yield of rice (Oryza sativa) varieties (Rok 10 and Rok 23) grown in an Oxisol ...


Baggie, I.Zapata, F.Sanginga, N.Danso, S.[Ameliorating acid infertile rice soil with organic residue from nitrogen fixing trees]Ameliorating acid infertile rice soil with organic residue from nitrogen fixing trees

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