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香菇数量性状的因子分析

FACTOR ANALYSIS FOR QUANTITATIVE TRAITS IN LENTINULA EDODES

林范学　程水明　潘迎捷　

摘　要：因子分析结果表明,22个香菇菌株16个数量性状可分为弱相关的5个主因子,其方差积累贡献率为85.71%.按照主因子所包含的性状及其所反映的生物学含义,可把5个主因子命名并按方差贡献大小顺序排列为:F5,菇形因子;F1,菌柄因子;F3,营养生长因子;F2,生殖生长因子;F4,转色因子.从主因子出发进行香菇育种,可以加大目标性状的针对性和提高选择效率.

关键词：杂交育种,相关矩阵,载荷矩阵,主因子

分类号：Q939.96 　文献标识码：A

文章编号：1672-6472(2004)04-0502-0507

作者单位：林范学（山东济宁师范专科学校生物系,济宁,272125）　

程水明（河南农业大学国家小麦工程技术研究中心,郑州,450002）　

潘迎捷（食用菌遗传育种农业部重点开放实验室,上海农业科学院食用菌研究所,上海,201106）　

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收稿日期：2004年3月15日