143份大麦种质资源的综合评价

郜战宁, 杨永乾, 王树杰, 冯辉, 薛正刚

Comprehensive Evaluation of 143 Barley Germplasm Resources

Gao Zhanning, Yang Yongqian, Wang Shujie, Feng Hui, Xue Zhenggang

表2 大麦种质资源主要农艺性状、品质指标及多样性指数

Table 2 The main agronomic traits, grain quality and diversity indexes of barley germplams

性状 Trait 均值 Mean 最大值 Maximum 最小值 Minimum 极差值 Range 标准差 Standard deviation 变异系数 Variable coefficient (%) 多样性指数 H′ 单株有效穗数Effective spikes per plant 14.99 34.00 5.00 29.00 4.75 31.66 2.00 千粒重1000-grain weight (g) 41.04 56.80 22.76 34.04 6.13 14.93 1.91 穗粒数Grain number per spike 36.67 90.00 20.60 69.40 17.14 46.73 1.33 产量Yield (kg) 0.22 1.04 0.02 1.02 0.14 65.75 1.85 株高Plant height (cm) 74.16 101.00 32.40 68.60 10.61 14.30 1.97 穗长Spike length (cm) 7.96 12.87 4.44 8.43 1.86 23.36 1.90 穗下节长Length of the internodes under spike (cm) 29.61 43.68 11.22 32.46 5.61 18.96 2.06 水分Moisture (%) 10.35 11.50 9.30 2.20 0.39 3.78 1.99 蛋白质含量Protein content (%) 14.73 19.70 9.30 10.40 1.65 11.19 2.07 淀粉含量Starch content (%) 46.01 59.80 38.50 21.30 3.30 7.18 1.78 粗纤维含量Crude fiber content (%) 6.97 9.60 3.90 5.70 0.99 14.17 1.72