水稻ptc1隐性核不育系的创制及其配合力分析

李京琳, 李佳林, 李新鹏, 安保光, 曾翔, 吴永忠, 黄培劲, 龙湍

Creation and combining ability analysis of recessive genic sterile lines with a new ptc1 locus in rice

LI Jing-Lin, LI Jia-Lin, LI Xin-Peng, AN Bao-Guang, ZENG Xiang, WU Yong-Zhong, HUANG Pei-Jing, LONG Tuan

表4 C815G和五丰G配制的杂交组合的表型

Table 4 Phenotypes of hybrids using C815G or Wufeng G as maternal parents

性状 Trait C815S/+ C815G/+ 五丰A/+ Wufeng A/+ 五丰G/+ Wufeng G/+ 抽穗期Heading date (d) 84.60±4.84 84.30±4.98 81.45±5.84 82.13±5.78 株高Plant height (cm) 103.80±5.43 103.50±5.47 113.29±4.88 108.92±5.47* 总分蘖数Total tiller number 12.69±1.55 12.96±1.03 11.13±1.22 11.42±1.21 穗长Panicle length (cm) 23.15±0.62 23.23±0.89 23.18±1.12 23.29±0.97 穗粒数No.of spikelets per panicle 186.61±16.36 186.45±15.42 201.75±24.63 196.96±18.33 结实率Seed-setting rate (%) 83.90±4.70 83.92±3.72 87.83±5.21 88.38±4.79 粒长Grain length (mm) 8.94±0.36 8.94±0.40 8.88±0.25 8.90±0.27 粒宽Grain width (mm) 2.56±0.20 2.56±0.19 2.58±0.13 2.59±0.15 千粒重1000-grain weight (g) 24.43±1.91 24.35±1.99 24.92±2.04 24.97±2.00 单株产量Grain yield per plant (g) 52.44±9.03 53.93±9.27 54.05±9.24 51.75±5.04