Effect of an increased sink demand on the carbon metabolism and export of a maize source leaf [ADP-glucose-pyrophosphorylase]

amidon carbohydrate content carbohydrate metabolism contenido de carbohidratos darkness enzymic activity feuille fosfopirolasa hojas leaves light luz metabolismo de carbohidratos nutrient transport obscuridad phosphorylase photosynthese photosynthesis relaciones fuente sumidero relation source puits saccharose source sink relations starch sucrosa sucrose teneur en glucides transport des substances nutritives transporte de nutrientes zea mays