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EVOLUTIONAL STRUCTURE STUDY OF VESSEL ELEMENT ON DIFFERENT EVOLVEMENT TYPE OF GLYCINE L.
Author(s): 
Pages: 271-274
Year: Issue:  4
Journal: JOURNAL OF WUHAN BOTANICAL RESEARCH

Keyword:  大豆属植物导管进化结构;
Abstract: 使用光学显微镜技术,对大豆属不同进化类型植物次生木质部导管分子进行离析.实验结果表明:野生、半野生、半栽培和栽培大豆的导管分子相对长度、粗细差异较大,导管穿孔板形态亦不同.野生大豆导管分子保留了尾端,其它大豆导管分子尾端退化消失.大豆属植物导管的管间纹孔式多样,每种导管分子的形态代表了各自的演化地位,即:野生大豆原始→半野生大豆→半栽培大豆→栽培大豆导管分子的演化规律.
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