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高温高湿对辣椒抗氧化系统的影响及不同品种抗氧化性差异研究

DOI: 10.7668/hbnxb.2008.01.018, PP. 81-86

Keywords: 高温高湿,辣椒,抗氧化系统,抗氧化性

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Abstract:

选用10个具有代表性辣椒品种(系),于人工气候室内分别在正常和高温高湿条件下,研究苗期抗氧化系统生理性状的变化以及不同品种(系)抗氧化性差异。结果表明:10个辣椒品种(系)抗坏血酸(AsA)含量增加,谷胱甘肽(GSH)、类胡萝卜素(CAR)含量下降,类黄酮(Fla)含量变化不一致;脱氢抗坏血酸还原酶(DHAR)、超氧化物歧化酶(SOD)活性降低,过氧化物酶(POD)、抗坏血酸过氧化物酶(APX)活性增强。根据各生理指标的相对值通过隶属函数法10个辣椒品种(系)的抗氧化性强弱顺序为:I>C>W>D>J>H>F>G>E>K。

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