大麦种质资源成株期抗旱性鉴定及抗旱指标筛选

徐银萍,潘永东,刘强德,姚元虎,贾延春,任诚,火克仓,陈文庆,赵锋,包奇军,张华瑜

Drought resistance identification and drought resistance indexes screening of barley resources at mature period

Yin-Ping XU,Yong-Dong PAN,Qiang-De LIU,Yuan-Hu YAO,Yan-Chun JIA,Cheng REN,Ke-Cang HUO,Wen-Qing CHEN,Feng ZHAO,Qi-Jun BAO,Hua-Yu ZHANG

表8 供试大麦种质各指标DC值与D值和WDC值的关联度及各指标权重

Table 8 Correlation degree between DC-value of all indexes and D-value together with WDC-value and indexes weight in tested barley germplasm

指标 Index 关联度 Correlation degree 排序 Rank 权重系数 Weight 关联度 Correlation degree 排序 Rank 株高 PH 0.71289 5 0.124 0.64220 7 穗长 EL 0.73817 4 0.128 0.71687 5 分蘖数 TN 0.70595 6 0.122 0.72575 4 单株粒数 GNPP 0.74729 3 0.130 0.74033 3 单株粒重 GWPP 0.74891 2 0.130 0.75094 1 穗粒数 KNPS 0.65768 7 0.114 0.65098 6 千粒重 TGW 0.63599 8 0.110 0.59725 8 产量 Y 0.81646 1 0.142 0.74723 2