【摘 要】
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To elucidate the possible functions of endogenous hormones in the flowering of chestnut, concentrations of four endogenous hormones [indole-3-acetic acid (IAA),
【机 构】
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Kunming Institute of Botany,Graduate University of the Chinese Academy of Sciences
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To elucidate the possible functions of endogenous hormones in the flowering of chestnut, concentrations of four endogenous hormones [indole-3-acetic acid (IAA), gibberellic acid (GA), abscisic acid (ABA), zeatin riboside (ZR)) and the soluble sugars content were measured in both normal and developmentally abnormal Chinese chestnut (Castanea mollissima) during flowering and fruiting stages. Our results showed that the contents of ZR, ABA, and GA exhibited a significant different pattern in normal trees from that in abnormal trees, while the contents of IAA and soluble sugars showed a similar change pattern between them. These results suggest that quantitative changes in endogenous hormones may correspond to different flowering and fruiting mechanisms.
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