基于M1TDS靶向筛选技术的重离子束诱变定向改良杂交水稻卓两优1126性状的研究

韶也, 胡远艺, 彭彦, 毛毕刚, 刘慧敏, 唐婵娟, 雷斌, 唐丽, 余丽霞, 李文建, 罗武中, 罗治斌, 袁远涛, 李曜魁, 张丹, 周利斌, 柏连阳, 唐文帮, 赵炳然

Directed Improvement of Hybrid Rice Zhuoliangyou 1126 by Heavy Ion Beam Mutagenesis Based on M1TDS Targeted Screening Technology

SHAO Ye, HU Yuanyi, PENG Yan, MAO Bigang, LIU Huimin, TANG Chanjuan, LEI Bin, TANG Li, YU Lixia, LI Wenjian, LUO Wuzhong, LUO Zhibin, YUAN Yuantao, LI Yaokui, ZHANG Dan, ZHOU Libin, BAI Lianyang, TANG Wenbang, ZHAO Bingran

表6 镉低积累卓两优1126及其原始对照品种农艺性状比较

Table 6. Comparison of agronomic traits of Zhuoliangyou 1126 with low cadmium accumulation and its original control varieties

材料 Material 株高 Plant height (cm) 有效分蘖数 No. of effective tillers 主穗长 Panicle length(cm) 一次枝梗数 No. of primary branches 二次枝梗数 No. of secondary branches 卓两优1126（对照） Zhuoliangyou 1126（CK） 124.6±3.3 a 13.2±1.3 a 28.9±1.4 a 18.2±1.3 a 99.4±6.4 a 镉低积累卓两优1126 Zhuoliangyou 1126 with low cadmium accumulation 124.8±2.7 a 13.6±1.1 a 27.9±0.9 a 19.0±0.7 a 104.2±5.7 a 材料 Material 总粒数 Spikelets per panicle 实粒数 Grains per panicle 结实率 Seed setting rate(%) 千粒重 1000-grain weight(g) 卓两优1126（对照） Zhuoliangyou 1126（CK） 347.4±39.1 a 301.6±28.9 a 87.0±2.0 a 22.9±0.4 a 镉低积累卓两优1126 Zhuoliangyou 1126 with low cadmium accumulation 360.8±24.1 a 316.8±19.6 a 88.0±2.0 a 22.9±0.5 a