特早熟杂交早稻选育策略及其基因渗入分析

雷享亮, 方军, 袁晓泉, 李丹, 刘诗杰, 詹婧昀, 黄志华, 彭金剑, 江绍玫, 曾晓春

Breeding Strategy and Introgression Analysis on a Ultra-Early-Maturing Hybrid Rice

Lei Xiangliang, Fang Jun, Yuan Xiaoquan, Li Dan, Liu Shijie, Zhan Jingyun, Huang Zhihua, Peng Jinjian, Jiang Shaomei, Zeng Xiaochun

表1 XL628S与Z01S 2023年夏季农艺性状比较

Table 1 Comparison of agronomic traits between XL628S and Z01S in the summer of 2023

农艺性状Agronomic trait XL628S Z01S 播始历期Days to flowering (d) 57.00±1.20 48.00±1.23** 株高Plant height (cm) 69.00±0.73 53.90±0.99** 分蘖数Tillers number 11.00±0.89 20.00±1.38** 穗粒数Grains per panicle 161.47±4.49 121.79±3.77** 剑叶长Length of flag leaf (cm) 28.94±1.20 20.98±0.57** 穗长Length of panicle (cm) 21.61±0.17 18.14±0.22** 千粒重1000-grain weight (g) 23.36±0.29 22.76±0.09 长宽比Length-width ratio 3.14±0.04 3.22±0.01