水稻光温敏不育系19XS的选育及其特性分析

闸雯俊, 李行润, 周发松, 冯芳, 吴边, 陈俊孝, 石少阶, 周雷, 王静, 游艾青

Development and Characterization of Photo-Thermo-Sensitive Genic Male Sterile Rice Line 19XS

Zha Wenjun, Li Xingrun, Zhou Fasong, Feng Fang, Wu Bian, Chen Junxiao, Shi Shaojie, Zhou Lei, Wang Jing, You Aiqing

表4 19XS/香78S的F1~F6代主要农艺性状比较

Table 4 Comparison of main agronomic traits of 19XS/Xiang 78S from F1 to F6 generations

世代 Generation 株高 Plant height (cm) 穗长 Panicle length (cm) 结实率 Seed setting rate (%) 千粒重 1000-grain weight (g) 每穗总粒数 Grains per panicle F1 110.3 30.0 82.08 23.0 346 F2 110.5 30.2 82.15 23.2 347 F3 110.3 29.8 82.10 22.9 345 F4 110.4 30.4 82.05 23.4 346 F5 110.4 30.5 82.19 23.1 348 F6 110.7 30.1 82.13 23.3 344