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Vanlauwe, Bernard[Analysis of organic resource quality for parameterisation of simulation models]Analysis of organic resource quality for parameterisation of simulation models

International Center for Tropical Agriculture[Biophysical and socioeconomic processes understood, principles and concepts developed for protecting and improving the health and fertility of soils: Output 1]Biophysical and socioeconomic processes understood, principles and concepts developed for protecting and improving the health and fertility of soils: Output 1

A farmer from Bangladesh, with 22 years of experience, predicts an imminent crisis in agriculture.


Raharmani, Abu Taher[Is there an imminent crisis in agriculture?]Is there an imminent crisis in agriculture?

Biological factors of fertility were assessed through the study of litter quantity and quality, soil organic matter quantity and quality, soil microfauna, soil macrofauna, organic matter dynamic, particularly decomposition and non-symbiotic nitrogen fixation in an age series of Eucalyptus PF1 and...


Bernhard-Reversat, F.Laclau, J.P.Loubana, P.M.Loumeto, J.J.Mboukou, I.M.C.Reversat, G.[Changes in biological factors of fertility in managed Eucalyptus plantations on a savanna soil in Congo]Changes in biological factors of fertility in managed Eucalyptus plantations on a savanna soil in Congo

Across the world, soil organic carbon (SOC) is decreasing due to changes in land use such as the conversion of natural systems to food or bioenergy production systems. The losses of SOC have impacted crop productivity and other ecosystem services adversely. One of the grand challenges for society...


Nziguheba, GeneroseVargas, R.Bationo, B. AndréBlack, H.Buschiazzo, Daniel E.Brogniez, Delphine deJoosten, H.Melillo, J.Richter, D.Termansen, Mette[Soil carbon: a critical natural resource widescale goals, urgent actions]Soil carbon: a critical natural resource widescale goals, urgent actions
Jiménez, J.J.Thomas, R.Fisher, M.Asakawa, N.Decaëns, ThibaudLavelle, Patrick M.Mariani, L[Impacto de los organismos del suelo en la diversidad vegetal y la abundancia: estudio de caso de una especie nativa de lombriz de tierra anécica]Impacto de los organismos del suelo en la diversidad vegetal y la abundancia: estudio de caso de una especie nativa de lombriz de tierra anécica
Nasi, RobertSchwartz, D.[The contribution of carbon13 isotopic tracing of soil organic matter to the reconstitution of forest--savannah successions in the coastal zone of Gabon]The contribution of carbon13 isotopic tracing of soil organic matter to the reconstitution of forest--savannah successions in the coastal zone of Gabon
Basamba, T.A.Barrios, E.Amézquita Collazos, EdgarRao, Idupulapati M.Singh, B.R.[Efecto de sistemas de labranza en el rendimiento de maíz en un oxisol de la sabana colombiana: fraccionamiento de materia orgánica y fósforo del suelo]Efecto de sistemas de labranza en el rendimiento de maíz en un oxisol de la sabana colombiana: fraccionamiento de materia orgánica y fósforo del suelo

Intensive farming and grazing on Oxisols of the Brazilian savannas (also known as the Cerrados) are leading to loss of soil organic matter (SOM) and consequently to a decline in fertility and sustainability of the soils. Alternative land-use systems such as the introduction of legumes in pastures...


Fuhrmann, SNeudelft, HWesterhof, RAyarza, Miguel AngelSilva, J.E. daZech, W.[Soil organic carbon, carbohydrates, amino sugars, and potentially mineralizable nitrogen under different land-use systems in oxisols of the Brazilian cerrados]Soil organic carbon, carbohydrates, amino sugars, and potentially mineralizable nitrogen under different land-use systems in oxisols of the Brazilian cerrados

In the Cerrados, a large savanna region in Brazil, the effects of different land use on aggregation in Oxisols were studied, using laser diffraction grain-size analyses. The topsoil of plowed systems had significantly fewer macroaggregates (194-2000 micro m) and a significantly larger fraction of...


Westerhof, RBuurman, PGriethuysen, C. vanAyarza, Miguel AngelVilela, LZech, W.[Aggregation studied by laser diffraction in relation to plowing, soil organic matter, and lime in the Brazilian cerrados]Aggregation studied by laser diffraction in relation to plowing, soil organic matter, and lime in the Brazilian cerrados

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