基于高密度遗传图谱定位水稻籽粒大小相关性状QTL
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张健,杨靖,王豪,李冬秀,杨瑰丽,黄翠红,周丹华,郭涛,陈志强,王慧
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QTL Mapping for Grain Size Related Traits Based on a High-Density Map in Rice
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Jian ZHANG,Jing YANG,Hao WANG,DongXiu LI,GuiLi YANG,CuiHong HUANG,DanHua ZHOU,Tao GUO,ZhiQiang CHEN,Hui WANG
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表1 亲本CHA-1和H335及重组自交系2个季别下的籽粒大小性状表现
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Table 1 Performance of grain size traits in CHA-1/H335 RIL population and parents under two seasons
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性状 Trait | 季节 Season | 亲本Parents |
| 重组自交系RIL | CHA-1 | H335 | 均值+标准差 Mean±SD | 变幅 Range | 变异系数 CV (%) | 峰度 Kurtosis | 偏度 Skewness | 粒长 GL(mm) | 2017E | 8.59 | 9.15* | | 9.33±0.44 | 7.41—10.47 | 4.71 | 1.13 | -0.27 | 2017L | 8.83 | 9.71* | | 9.89±0.61 | 7.54—12.08 | 6.13 | 3.13 | 0.33 | 粒宽 GW(mm) | 2017E | 1.92 | 2.27** | | 2.46±0.12 | 2.11—3.04 | 4.88 | 1.57 | 0.31 | 2017L | 2.14 | 2.47** | | 2.50±0.16 | 2.12—3.27 | 6.34 | 2.55 | 0.84 | 粒厚 GT(mm) | 2017E | 1.74 | 1.92** | | 1.88±0.05 | 1.74—2.02 | 3.17 | 0.12 | -0.15 | 2017L | 1.68 | 1.89** | | 1.89±0.06 | 1.71—2.07 | 3.42 | -0.05 | -0.16 | 长宽比 GLWR | 2017E | 4.4 | 4.03** | | 3.82±0.25 | 2.68—4.55 | 6.54 | 3.49 | -0.82 | 2017L | 4.13 | 3.94** | | 3.99±0.27 | 2.33—4.85 | 6.89 | 6.93 | -1.53 | 籽粒圆度 CS | 2017E | 0.43 | 0.46* | | 0.48±0.03 | 0.41—0.62 | 6.25 | 5.94 | 1.32 | 2017L | 0.44 | 0.46* | | 0.46±0.03 | 0.38—0.65 | 5.99 | 12.46 | 2.42 | 籽粒周长 PL(mm) | 2017E | 19.58 | 20.86** | | 21.50±0.96 | 17.72—23.83 | 4.47 | 0.52 | -0.09 | 2017L | 20.35 | 22.58** | | 22.84±1.33 | 18.18—27.83 | 5.81 | 2.75 | 0.53 | 籽粒截面积 AS(mm2) | 2017E | 13.59 | 16.04** | | 17.79±1.28 | 14.30—21.09 | 7.19 | -0.01 | 0.08 | 2017L | 14.64 | 18.75** | | 19.11±1.96 | 14.70—28.93 | 10.25 | 5.17 | 1.45 | 千粒重 TGW(g) | 2017E | 15.29 | 22.25** | | 21.87±1.96 | 15.50—32.00 | 8.95 | 2.78 | 0.41 | 2017L | 16.02 | 24.13** | | 23.02±2.24 | 14.86—28.50 | 9.73 | 0.46 | -0.12 |
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