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Activities of antioxidative enzymes of Vicia faba under PEG stress
Author(s): 
Pages: 188-190,195
Year: Issue:  5
Journal: Agricultural Research In The Arid Areas

Keyword:  蚕豆抗旱水分胁迫抗氧化酶;
Abstract: 抗氧化防御系统在植物抗旱中发挥着极大的作用.本试验采用PEG胁迫和叶片35℃烘干处理的方法,研究了模拟干旱胁迫条件下蚕豆叶片SOD、POD、CAT活性变化.结果表明,三种抗氧化酶随胁迫时间的延长活性升高;随胁迫程度增加SOD活性活性降低,POD和CAT活性变化规律性不明显.总体而言,SOD活性对胁迫的耐受性更强.
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