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2 普通菜豆幼苗期根系性状表型的统计分析

Table 2 Statistical analysis of root-trait of common bean at seedling stage

性状Trait 平均值Mean 最小值Min. 最大值Max. 标准差Standard deviation 变异系数Coefficient of variation (%) 主根长Taproot length (cm) 20.49 12.80 28.45 2.85 13.92 根干重Root dry weight (mg) 29.56 10.00 75.00 10.94 37.03 侧根数Lateral root number 12.05 5.40 22.80 3.18 26.38 总根长Total root length (cm) 204.93 68.93 476.26 67.36 32.87 根表面积Root surface area (cm2) 35.69 11.44 74.49 11.31 31.69 平均根直径Average root diameter (mm) 0.56 0.26 0.77 0.06 10.09 根体积Root volume (cm3) 0.50 0.15 1.04 0.16 33.08 侧根总长Lateral root length (cm) 184.44 55.29 452.41 65.48 35.50 比根长Special root length (mg/cm) 14.71 0.07 0.45 0.04 28.96