黄海,乔宪生,曹尚银

• 1:中国农业科学院郑州果树研究所
• 2:中国农业科学院郑州果树研究所
• 3:中国农业科学院郑州果树研究所

摘要(Abstract)：

用“国光”苹果作试材进行了不同浓度赤霉素(GA)对抑制苹果花芽形成的效果试验。50ppm没有抑制效果,200ppm显示出抑制效果;500—1000ppm有明显的抑制作用。花量下降达到对照的1/2-1/3。还进行了不同喷布时期试验,结果表明,从枝条停止生长开始直到花芽形态分化前,整个“花芽孕育的临界时期”内任何时候进行,都有同等的抑制效果;从一次喷布增加为两次喷布(间隔10天),甚至五次喷布,都未能使抑制效果有显著的增加。

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Abstract:

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基金项目(Foundation):

作者(Author): 黄海,乔宪生,曹尚银

DOI: 10.13925/j.cnki.gsxb.1986.03.002

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