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Résumé
La division pollinique chez un blé dihaploïde de Triticum aestivum est normale. La cellule génératrice se constitue au pôle interne du grain quelle que soit l'orientation du fuseau de division. Elle renferme un lot complet d'organelles.
Summary
The first pollen division in dihaploid wheat of Triticum aestivum is normal. The generatrice cell is delimited at the internal end of the grain independently of the orientation of the spindle and includes the usual organelles.