青稞幼苗对Cd2+胁迫的生理响应
HUBEI AGRICULTURAL SCIENCES（2011）
Abstract
采用水培方式,以青裸幼苗为材料,研究了30 mg/L Cd2+胁迫对青稞幼苗相对含水量(RWC)、叶绿素、丙二醛(MDA)、脯氨酸、水溶性蛋白质含量与电导率的影响.结果显示,在30 mg/L Cd2+胁迫下,青稞幼苗叶片的RWC、叶绿素a和b、蛋白质含量不断降低,电解质外渗率、MDA和脯氨酸含量不断升高.表明30mg/L Cd2+胁迫对青稞幼苗造成了严重的生理伤害.
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Key words
hulless barley seedlings,stress
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