增强的UV-B辐射和干旱胁迫下不同抗旱性玉米即时响应的研究

被引量 : 4次 | 上传用户：llt009

【摘要】

：

臭氧层减薄而导致的UV-B辐射日益增强,同时温室效应而导致的全球变暖加剧了干旱对于植物的胁迫效应。植物在长期进化中形成一套完整的生理生化机制适应所处的生态环境,从而赋予植物不同的环境耐受性。而在日益复杂的环境背景下,单一性的研究一种胁迫因子是不够的。本研究采用了增强的UV-B和干旱两种胁迫因子作为环境因子进行室内实验,考察了非抗旱品种CS和抗旱品种R7在两胁迫因子单独胁迫和复合胁迫下生理生化水平的

【作者】

：

王芳

【机构】

：

西北大学

【发表日期】

：

2009年06期

【关键词】

：

UV-B 干旱玉米抗氧化系统脱落酸胁迫耐受性

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增强的UV-B辐射和干旱胁迫下不同抗旱性玉米即时响应的研究

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