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活性铝对小麦葡萄糖含量及相关酶活性影响的研究

Keywords: 活性铝,小麦,葡萄糖,葡萄糖-6-磷酸脱氢酶

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Abstract:

采用室内培养方法,研究了活性铝对小麦体内葡萄糖含量及葡萄糖-6-磷酸脱氢酶活性的影响。结果表明,本实验条件下,随活性铝浓度的升高小麦根中葡萄糖含量显著下降;叶中葡萄糖含量随活性铝浓度的升高显著地上升;茎中葡萄糖含量呈现两种相反的变化趋势:活性铝浓度较高时,茎中葡萄糖含量上升;活性铝浓度较低时,茎中葡萄糖含量降低。实验中葡萄糖-6-磷酸脱氢酶活性在两个条件下(67.72μmol·L-1犤Ala犦,5.41μmol·L-1犤Alb犦或1.37μmol·L-1犤Ala犦,0.56μmol·L-1犤Alb犦)升高。证明微量活性铝对小麦碳代谢产生了影响。

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