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不同的抑制剂处理对水分胁迫诱导的冬小麦幼苗ABA累积的影响

DOI: 10.3321/j.issn:1000-7091.1997.01.006, PP. 25-29

Keywords: 冬小麦,水分胁迫,放线菌素D,环己亚胺,脱落酸

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Abstract:

研究了不同放线菌素D(AMD)及环己亚胺(CHM)处理方法对水分胁迫诱导的冬小麦幼苗内源脱落酸(ABA)累积的影响。结果表明,在水分胁迫下,植物体根及叶片中ABA随着水分胁迫时间的延长而增加,根ABA增加早于叶片ABA增加。在AMD和CHM与PEG的3种处理中,AMD和CHM与PEG同时处理根对于由胁迫诱导的根及叶片中ABA增加具有明显的抑制作用。

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