普通菜豆根系相关性状的关联分析

吴磊,王兰芬,武晶,王述民

Association Analysis of Root-Related Traits in Common Bean

Lei Wu,Lanfen Wang,Jing Wu,Shumin Wang

表4 基于混合模型的关联分析结果

Table 4 Association analysis results based on MLM model

性状Trait 标记位点 Locus P值 P-value 表型贡献率 R2 (%) 根干重Root dry weight CBS206 6.30×10-6 6.96 CBS419 2.20×10-4 3.36 CBS110 5.67×10-4 3.83 P7S53 9.70×10-4 1.97 P7S191 0.0012 2.93 CBS139 0.0013 2.85 CBS261 0.0014 1.86 CBS208 0.0050 2.24 CBS345 0.0050 2.36 CBS307 0.0075 1.44 侧根数Lateral root number CBS28 0.0034 3.85 总根长Total root length CBS408 8.50×10-5 6.38 CBS22 0.0033 4.63 CBS250 0.0037 5.31 根表面积Root surface area CBS408 5.70×10-6 6.14 P7S53 0.0055 2.17 CBS162 0.0090 4.46 性状Trait 标记位点 Locus P值 P-value 表型贡献率 R2 (%) 平均根直径Average root diameter CBS261 9.35×10-7 6.24 CBS179 1.59×10-6 6.37 CBS43 2.18×10-6 6.33 CBS296 6.58×10-6 7.54 CBS51 7.00×10-6 8.07 CBS216 1.74×10-5 6.15 P11S130 6.62×10-5 7.38 CBS56 1.13×10-4 5.97 CBS28 2.37×10-4 5.18 CBS343 3.55×10-4 5.86 CBS82 5.18×10-4 9.55 CBS126 8.54×10-4 3.86 CBS211 0.0026 3.73 CBS229 0.0028 3.58 CBS349 0.0030 4.27 CBS381 0.0032 6.46 CBS286 0.0050 4.11 P11S186 0.0062 2.43 CBS248 0.0078 3.73 根体积Root volume CBS408 9.74×10-6 5.17 CBS381 4.25×10-4 5.20 P7S53 0.0020 2.28 CBS162 0.0054 4.24 侧根总长Lateral root length CBS408 6.39×10-5 6.56 CBS22 0.0028 4.77 CBS250 0.0043 5.30 比根长Special root length CBS206 1.13×10-10 16.09 CBS419 2.23×10-7 7.35 CBS162 1.04×10-6 9.20 CBS149 1.37×10-4 6.07 CBS323 0.0019 4.81