211份板栗种质资源花序表型多样性和聚类分析

李颖,张树航,郭燕,张馨方,王广鹏

Catkin Phenotypic Diversity and Cluster Analysis of 211 Chinese Chestnut Germplasms

LI Ying,ZHANG ShuHang,GUO Yan,ZHANG XinFang,WANG GuangPeng

表2 211份板栗花序相关性状基本参数及多样性

Table 2 Basic parameter value and diversity of traits related catkin for chestnut

表型性状 Morphological character 均值±标准差 Mean±SD 中位数 Median 众数 Mode 极差 Rang 变异系数 CV (%) 多样性指数 H' 花序长度Catkin length (cm) 17.95±3.79 17.69 17.00 19.33 15.70 1.74 花序粗度Catkin width (mm) 11.26±2.40 11.23 10.56 13.10 16.94 1.84 花序小花簇密度Density of catkin (numbers/cm) 8.25±1.97 8.08 8.00 11.96 17.97 1.53 花轴粗度Floral axis width (mm) 3.24±0.95 3.19 3.51 3.68 23.29 1.81 雄蕊长度Stamen length (mm) 4.01±1.12 4.01 3.86 6.59 21.02 1.80 花序长粗比Catkin length/ Catkin width 16.71±5.44 16.17 14.43 42.88 26.41 1.66 花轴长粗比Floral axis length / Floral axis width 59.82±21.57 56.60 56.80 84.30 26.07 1.76 序轴粗度比Floral sxis width/ Catkin width 0.30±0.09 0.28 0.25 0.93 21.91 1.99 花序形态表型均值Catkin types of phentotype mean 21.16 1.77 雄花序个数/果枝Male catkin numbers/ Bearing shoot 7.28±3.67 7.00 8.00 11.60 29.34 1.73 两性花序个数/果枝Bisexual catkin numbers/ Bearing shoot 0.89±1.06 0.81 1.00 3.51 58.19 1.41 枝雌花个数/果枝Female flower Numbers/ Bearing shoot 1.02±0.67 1.02 0.81 5.16 60.66 1.87 总花序个数/果枝Catkin numbers/ Bearing shoot 8.16±4.12 7.90 6.50 11.82 28.14 1.73 雌花个数/两性花序Female flower numbers/ Bisexual catkin 1.19±0.29 1.12 1.00 1.29 12.35 1.78 雄花序比例Male catkin numbers/ Catkin numbers 0.90±0.13 0.91 0.92 0.40 7.37 1.49 两性花序比例Bisexual catkin numbers/ Catkin numbers 0.10±0.13 0.09 0.08 0.40 58.03 1.41 花序数量表型均值Catkin quantitative phenotype mean 36.30 1.63 总均值Mean 28.23 1.70