(Q101105697)

English

Studies on Genetic Diversity of Aquilaria sinensis

scientific article published in 2010

Statements

The genetic diversity of Aquilaria sinensis (Lour.) Gilg was investigated by using ISSR molecular markers. (English)
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用ISSR分子标记技术对白木香(Aquilaria sinensis(Lour.)Gilg)的遗传多样性进行分析.结果表明,白木香物种水平的遗传多样性较高,而居群水平的遗传多样性相对较低,其中广东茂名居群的遗传多样性最高.白木香居群间存在较大的遗传分化,遗传分化系数G_(ST)=0.4425,表明居群内遗传分化大于居群间的分化.UPGMA聚类分析表明白木香分化为两个谱系,其中谱系Ⅰ由广东、福建、海南的5居群组成,谱系Ⅱ由广西、云南的3个居群组成.居群间的基因交流受到阻碍(Nm=0.6633. (Chinese)
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