通过分子标记辅助选择将耐储藏主效QTL qSS-9 Kas转入宁粳4号提高其种子贮藏能力

张平,姜一梅,曹鹏辉,张福鳞,伍洪铭,蔡梦颖,刘世家,田云录,江玲,万建民

Introducing qSS-9 Kas into Ningjing 4 by molecular marker-assisted selection to improve its seed storage ability

Ping ZHANG,Yi-Mei JIANG,Peng-Hui CAO,Fu-Lin ZHANG,Hong-Ming WU,Meng-Ying CAI,Shi-Jia LIU,Yun-Lu TIAN,Ling JIANG,Jian-Min WAN

表2 宁粳4号和Y3059农艺性状的比较

Table 2 Comparison of agronomic traits between Ningjing 4 and Y3059

抽穗期 HD (d) 株高 PH (cm) 分蘖数 NT 结实率 SSR (%) 千粒重 TGW (g) 单株产量 YPP (g) 宁粳4号Ningjing 4 87 ± 3 95 ± 4 11 ± 2 80.74 ± 0.02 25.50 ± 0.20 23 ± 0.18 BC5F2 (Y3059) 85 ± 3 107.5 ± 2.2** 13 ± 3* 83.08 ± 0.06 25.65 ± 0.90 22 ± 0.20