Phytochrome effects on stem carbon gain in light-grown mustard seedlings are not simply the result of stem extension-growth responses [partitioning, far-red light]

alargamiento del tallo allongement de la tige amidon brassica alba carbohydrate metabolism carbon carbone carbono cellulose celulosa crecimiento croissance entre noeud enzymic activity fitocroma fructofuranosidasa fructofuranosidase growth hemicellulose hemicelulosa internodes internodios metabolismo de carbohidratos photosynthese photosynthesis phytochrome reducing sugars relaciones fuente sumidero relation source puits saccharose source sink relations starch stem elongation sucrosa sucrose