[Edaphic limitations of a crop: soil and soybean two elements for the harvest]

aluminio aluminium amendement calcique bilan hydrique du sol climatic factors disponibilidad de nutrientes drainage drenaje enmiendas calizas facteur climatique fertilisation fertilizer application glycine max irrigation liming materials manganese manganeso nutrient availability ph plant soil relations relaciones planta suelo relation plante sol rendement rendimiento riego soil soil water balance sol suelo usa yields