Cell division and subsequent radicle protrusion in tomato seeds are inhibited by osmotic stress but DNA synthesis and formation of microtubular cytoskeleton are not

adn biosynthese biosynthesis cell cycle cell division cotiledones cotyledons division cellulaire dna drought stress germination graine lycopersicon esculentum microtubule microtubules mitose mitosis plant water relations relaciones planta agua relation plante eau seed treatment seeds semilla traitement des semences tratamiento de semillas