基于连续12年国家苦荞区域试验的中国苦荞品种选育现状分析

吴曹阳,梁诗涵,邱军,高金锋,高小丽,王鹏科,冯佰利,杨璞

An Examination on Breeding Status Quo of Chinese Tartary Buckwheat Varieties Based on the National Cross-Country Tests of Tartary Buckwheat Varieties in China over 12 Consecutive Years

WU CaoYang,LIANG ShiHan,QIU Jun,GAO JinFeng,GAO XiaoLi,WANG PengKe,FENG BaiLi,YANG Pu

表3 北方组苦荞和南方组苦荞主要性状之间的相关性

Table 3 The correlation among yield and yield related traits of Tartary buckwheat in northern group and Tartary buckwheat in southern group

性状 Trait 生育日数 Growing duration 株高 Plant height 主茎分枝数 Branch numbers 主茎节数 Node numbers 单株粒重 Grain weight per plant 千粒重 1000-grains weight 产量 Yield 生育日数Growing duration 0.5501 -0.5168 0.7280* 0.1057 0.7689* -0.3775 株高Plant height -0.0207 -0.4492 0.7614* 0.8308** 0.1954 0.4583 主茎分枝数Branch numbers -0.5019 -0.5130 -0.2343 -0.0704 -0.6097 0.1644 主茎节数Node numbers 0.6598* 0.2379 -0.3475 0.5892 0.3712 0.1295 单株粒重Grain weight per plant -0.5037 -0.3705 0.8875** -0.2938 -0.2111 0.8269** 千粒重1000-grains weight 0.6028 0.4917 -0.8535** 0.7421* -0.7660* -0.3988 产量Yield -0.3914 -0.3320 0.8493** -0.4213 0.9369** -0.8380**