基于农艺及品质性状与SSR标记的青贮玉米品种遗传多样性分析

刘少荣, 杨扬, 田红丽, 易红梅, 王璐, 康定明, 范亚明, 任洁, 江彬, 葛建镕, 成广雷, 王凤格

Genetic diversity analysis of silage corn varieties based on agronomic and quality traits and SSR markers

LIU Shao-Rong, YANG Yang, TIAN Hong-Li, YI Hong-Mei, WANG Lu, KANG Ding-Ming, FANG Ya-Ming, REN Jie, JIANG Bin, GE Jian-Rong, CHENG Guang-Lei, WANG Feng-Ge

表4 4个生态区品种间的遗传多样性比较

Table 4 Comparison of genetic diversity among varieties from four ecological regions

生态区 Ecological region 样品数量 Sample size 等位变异数 Number of alleles 基因型数 Genotype number 基因多样性 Gene diversity 杂合度 Heterozygosity PIC值 PIC index 东华北Northeast 47 7.65 13.55 0.68 0.65 0.64 黄淮海Huang-Huai-Hai 27 7.40 11.13 0.69 0.69 0.64 西北Northwest 47 9.13 16.30 0.71 0.69 0.68 南方South 20 7.43 10.03 0.71 0.72 0.68