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Dynamics of Different Forms of Calcium and Pectin in Ovary (Fruitlet) and Spring-flush Leaves of Two Citrus Cultivars around Flowering
Author(s): 
Pages: 12-15
Year: Issue:  3
Journal: SUBTROPICAL PLANT SCIENCE

Keyword:  柑橘子房(幼果)春梢叶果胶;
Abstract: 对单性结实的龟井温州蜜柑和自花结实的鄂柑1号花期前后子房(幼果)和春梢叶的果胶酸钙、草酸钙、水溶性果胶和原果胶含量变化进行研究.结果表明:(1)两品种子房(幼果)和春梢叶中果胶酸钙含量变化均相类似且变幅小,但鄂柑1号的含量相对较高;两品种草酸钙的含量变化则因器官不同而有所区别,在春梢叶中,两者呈类似的上升趋势,而于子房(幼果)中两者却相反,龟井蜜柑花后趋下降,鄂柑1号却明显上升;鄂柑1号子房(幼果)的草酸钙含量较龟井蜜柑高.(2)两品种子房(幼果)和春梢叶原果胶含量动态相似,均于花后出现明显上升;而水溶性果胶动态差异明显,龟井蜜柑子房(幼果)和春梢叶在花后6d均出现上升峰值;鄂柑1号的水溶性果胶和原果胶含量均相对较高.
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