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中国农学通报 ›› 2005, Vol. 21 ›› Issue (11): 186-186.

所属专题: 水稻

• 目次 • 上一篇    下一篇

低磷胁迫下水稻不同品种根系有机酸分泌的差异

李德华,向春雷,姜益泉,贺立源   

  • 出版日期:2005-11-05 发布日期:2005-11-05

Difference of Organic Acid Secretion from Roots of Various Rice Varieties under the Stress of Low Phosphorus

Li Dehua , Xiang Chunlei , Jiang Yiquan , He Liyuan   

  • Online:2005-11-05 Published:2005-11-05

摘要: 以4个对低磷反应不同的典型水稻品种(系)为材料,对其在低磷胁迫下根系有机酸分泌这一根系生理特性进行了比较研究。结果表明,低磷胁迫能促使水稻根系分泌更多的有机酸,这在耐低磷品种中表现尤为明显。

Abstract: The physiological characteristic of organic acid secretion of roots was examined in material of four typical rice varieties with different reaction under the stress of low phosphorus. The results indicated that the stress of low phosphorus promoted rice ro