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Ritchey, Kenneth DaleSouza, Djalma M.G. deSilva, J.E.[El calcio y la penetración de las raíces en suelos altamente intemperizados]El calcio y la penetración de las raíces en suelos altamente intemperizados

Gourley, Lynn Michael[Búsqueda y uso del germoplasma exótico de sorgo tolerante al aluminio]Búsqueda y uso del germoplasma exótico de sorgo tolerante al aluminio

The functioning of trees as a safety-net for capturing nutrients leached beyond the reach of crop roots was evaluated by investigating changes in exchangeable cations (Ca, Mg, and K) and pH in a wide range of medium to long term alley cropping trials in the derived savanna of West Africa, compare...


Vanlauwe, BernardAihou, K.Tossah, B.K.Diels, J.Sanginga, NteranyaMerckx, R.[Senna siamea trees recycle Ca from a Ca-rich subsoil and increase the topsoil pH in agroforestry systems in the West African derived savanna zone]Senna siamea trees recycle Ca from a Ca-rich subsoil and increase the topsoil pH in agroforestry systems in the West African derived savanna zone
Howeler, Reinhardt H.[Análisis del tejido vegetal en el diagnóstico de problemas nutricionales: algunos cultivos tropicales]Análisis del tejido vegetal en el diagnóstico de problemas nutricionales: algunos cultivos tropicales

Concentrations and identity of ions in the soil solution may affect soil phosphorus (P) reactions and P availability. In this study, the magnitude of these reactions was evaluated following the application of Minjingu phosphate rock (MPR) combined with chloride and carbonate salts of Na and Ca wi...


Savini, IsaacKoala, SaidouKihara, Job[Minjingu phosphate rock availability in low-pH highly weathered soil as affected by added salts]Minjingu phosphate rock availability in low-pH highly weathered soil as affected by added salts
International Center for Tropical Agriculture[Improving efficiency in calcium acquisition and utilization by forage grasses and legumes: special project funding]Improving efficiency in calcium acquisition and utilization by forage grasses and legumes: special project funding
León Sarmiento, Luis Alfredo[Acidez, encalamiento y fertilización con calcio, magnesio y potasio para el cultivo del arroz]Acidez, encalamiento y fertilización con calcio, magnesio y potasio para el cultivo del arroz

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