亚精胺浸种缓解盐碱胁迫对苜蓿生长抑制的研究

Chinese Journal of Grassland(2019)

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Abstract
采用0.5mmol/L、1 mmol/L亚精胺浸泡处理东苜1号紫花苜蓿种子,温室盐碱土盆栽培养,测定苜蓿的发芽率、生物量、渗透势、可溶性糖、叶绿素、脯氨酸、丙二醛及根际表面钠钾离子流速响应,结果表明亚精胺浸种提高了盐碱胁迫下苜蓿的发芽率、生物量,促进可溶性糖、叶绿素、脯氨酸、钾离子积累,降低了钠离子和丙二醛含量,且以0.5mmol/L亚精胺浸种效果最佳.
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