水稻圆粒基因RS的鉴定和定位

陈雅萍,缪荣,刘喜,陈本佳,兰杰,马腾飞,王益华,刘世家,江玲

Identification and mapping of round seed related gene in rice (Oryza sativa L.)

Ya-Ping CHEN,Rong MIAO,Xi LIU,Ben-Jia CHEN,Jie LAN,Teng-Fei MA,Yi-Hua WANG,Shi-Jia LIU,Ling JIANG

表2 野生型和rs的农艺性状比较

Table 2 Comparison of agronomic traits between wild type and rs

性状 Trait 野生型 Wild type 突变体 rs 粒长 Grain length (mm) 7.50±0.009 6.39±0.023** 粒宽 Grain width (mm) 3.13±0.021 3.58±0.003** 长/宽比 Length/width ratio 2.42±0.013 1.80±0.009** 粒厚 Grain thickness (mm) 1.14±0.025 1.28±0.062** 千粒重 1000-grain weight (g) 25.45±0.890 22.51±0.252** 株高 Plant height (cm) 91.40±2.633 90.50±2.121 穗长 Panicle length (cm) 17.35±0.803 17.19±0.709 分蘖数 Number of tillers 11.00±2.160 10.1±2.025 结实率 Seed setting rate (%) 72.69±2.430 56.90±4.270**