水稻矮化大粒突变体sdb1的鉴定与基因定位

陶怡然,熊毓贞,谢佳,田维江,张晓琼,张孝波,周倩,桑贤春,王晓雯

Identification and Gene Mapping of sdb1 Mutant with a Semi-dwarfism and Bigger Seed in Rice

Yi-Ran TAO,Yu-Zhen XIONG,Jia XIE,Wei-Jiang TIAN,Xiao-Qiong ZHANG,Xiao-Bo ZHANG,Qian ZHOU,Xian-Chun SANG,Xiao-Wen WANG

图1 突变体sdb1和野生型WT的表型鉴定 A: 苗期野生型WT和突变体sdb1, Bar=5 cm; B: 分蘖期野生型WT和突变体sdb1, Bar=10 cm; C: 灌浆期野生型WT和突变体sdb1, Bar=15 cm; D: 灌浆期野生型WT和突变体sdb1的茎秆, Bar=5 cm; E: 灌浆期野生型WT和突变体sdb1的穗, Bar=5 cm; F: 野生型WT和突变体sdb1穗长及各节间长的统计分析。**在0.01水平上差异显著。

Fig. 1 Plant phenotype detection of wild type (WT) and sdb1 mutant A: phenotype of the wild type and the sdb1 at the seedling stage, Bar=5 cm; B: phenotype of the wild type and the sdb1 at the heading stage, Bar=10 cm; C: phenotype of the wild type and the sdb1 at the filling stage, Bar=15 cm; D: internodes of the wild type and the sdb1 at the filling stage, Bar=5 cm; E: panicle of the wild type and the sdb1 at the filling stage, Bar=5 cm; F: statistical analysis of panicle and internodes length of the wild type and the sdb1. **Significantly different at P<0.01.