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ULTRASTRUCTURAL OBSERVATION ON MICROTUBULES OF THE GENERATIVE CELL IN AMARYLLIS GERMINATED POLLENS AND POLLEN TUBES

ULTRASTRUCTURAL OBSERVATION ON MICROTUBULES OF THE GENERATIVE CELL IN AMARYLLIS GERMINATED POLLENS AND POLLEN TUBES

朱顶红萌发花粉和花粉管中生殖细胞微管的超微结构观察