【作者】 常艳; 于娟娟; 韩芹芹; 林毅; 聂凡; 蔡永萍;
【Author】 CHANG Yan1,YU Juanjuan1,HAN Qinqin1,2,LIN Yi1, NIE Fan2,CAI Yongping 1 1School of Life Sciences,Anhui Agricultural University,Hefei,Anhui 230036,China; 2Horticultural Institute,Anhui Academy of Agricultural Sciences,Hefei,Anhui 230031,China
【机构】 安徽农业大学生命科学学院; 安徽省农业科学院园艺研究所;
【摘要】 为选育高产优良的糙皮侧耳(Pleurotus ostreatus)菌株,分别选取16个菌株的10个数量性状进行主成分和聚类分析。结果表明,前4个主成分的累积贡献率达87.448%;利用SPSS13.0软件中未旋转因子得分值计算出主成分得分,以特征值的贡献率大小为分配系数,计算出不同品种糙皮侧耳菌株的综合得分和排名,并聚类为3个组群,第Ⅰ组的主要特点为产量高、菌丝生长速度快、单个子实体形态好;第Ⅱ组产量较高、菌丝生长速度较快、单个子实体形态较好;第Ⅲ组产量低、菌丝生长速度较慢。因此第Ⅰ组和第Ⅱ组综合表现较好,可作为品种选育的优良材料。
【Abstract】 Clustering and principal component analyses were applied to ten quantifiable traits in sixteen Pleurotus ostreatus strains for the purpose of breeding high-yielding strains of this mushroom.Our data revealed that the cumulative contribution value of the four highest level principal components was 87.448%.Principal component scores were calculated with SPSS13.0 software using the values of the non-rotated factor scores.The 16 strains clustered into three groups: Group I strains exhibited the fast...
【关键词】 糙皮侧耳; 数量性状; 主成分分析; 聚类分析;
【Key words】 Pleurotus ostreatus; quantifiable traits; principal component analysis; clustering analysis;
【基金】 2009年安徽省高校优秀青年人才基金(编号:09041105)的部分研究内容
【分类号】S646.14