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魔芋种质资源形态标记遗传多样性分析

张风洁 刘海利 蒋学宽 牛义 张盛林

中国蔬菜Issue(18):53-60,8.
中国蔬菜Issue(18):53-60,8.

魔芋种质资源形态标记遗传多样性分析

Genetic Diversity Analysis of Amorphophallus Germplasms Using Morphological Markers

张风洁 1刘海利 1蒋学宽 1牛义 1张盛林1

作者信息

  • 1. 西南大学园艺园林学院,教育部南方山地园艺学重点实验室,西南大学魔芋研究中心,重庆400716
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摘要

Abstract

Morphological markers of 96 accessions of amorphophallus were conducted to evaluate their level of genetic diversity.The results showed that there was remarkable genetic mutation existing in the morphological traits of the tested amorphophallu germplasms.The average variable coefficient between various traits of germplasms was 48.1%.Among them,the variable coefficient of bud shape was the largest(130.6%),and that of lobes color was the smallest(25.6%).Clustering analysis was conducted on amorphophallus phenotypic characters.Ninty-six accessions of amorphophallus were devided into 11 groups taking Pearson correlation coefficient 15 as the clustering threshold.

关键词

魔芋/种质资源/形态标记/遗传多样性

Key words

Amorphophallus/Germplasms/Morphological markers/Genetic diversity

分类

农业科技

引用本文复制引用

张风洁,刘海利,蒋学宽,牛义,张盛林..魔芋种质资源形态标记遗传多样性分析[J].中国蔬菜,2013,(18):53-60,8.

基金项目

重庆市科委攻关项目(cstc2013ggA80002),西南大学博士科研启动基金资助项目(SWU 110011),重庆市科委121项目 ()

中国蔬菜

OA北大核心

1000-6346

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