山西省小麦苗期根系性状及抗旱特性分析
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赵佳佳, 乔玲, 武棒棒, 葛川, 乔麟轶, 张树伟, 闫素仙, 郑兴卫, 郑军
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Seedling root characteristics and drought resistance of wheat in Shanxi province
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ZHAO Jia-Jia, QIAO Ling, WU Bang-Bang, GE Chuan, QIAO Lin-Yi, ZHANG Shu-Wei, YAN Su-Xian, ZHENG Xing-Wei, ZHENG Jun
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表1 正常水分条件下山西苗期小麦根部性状分析
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Table 1 Analysis of root traits at seedling stage in Shanxi province under normal condition in wheat
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性状 Trait | 地方种Landrace | 旱地品种Dryland cultivar | 水地品种 Irrigated cultivar | 变幅 Range | 均值 Mean | 变异系数 CV (%) | 变幅 Range | 均值 Mean | 变异系数 CV (%) | 变幅 Range | 均值 Mean | 变异系数 CV (%) | 最大根长MRL (cm) | 13.42-25.10 | 17.99±0.40 | 14.10 | 11.50-22.33 | 16.95±0.24 | 13.77 | 11.75-22.77 | 17.27±0.24 | 14.21 | 总长度TRL (cm) | 48.85-194.20 | 114.75±6.31 | 35.24 | 45.45-219.74 | 123.66±3.56 | 28.03 | 58.79-250.98 | 135.79±3.81 | 28.45 | 表面积RSA (cm2) | 5.82-20.97 | 11.67±0.51 | 27.79 | 6.59-23.35 | 13.79±0.34 | 23.95 | 7.76-21.46 | 14.73±0.29 | 19.92 | 体积RV (cm3) | 0.06-0.27 | 0.125±0.006 | 29.14 | 0.08-0.31 | 0.16±0.005 | 27.07 | 0.09-0.29 | 0.17±0.004 | 21.01 | 平均根数RN | 3.00-5.67 | 4.71±0.09 | 12.89 | 3.00-7.33 | 5.35±0.07 | 13.01 | 3.33-7.00 | 5.26±0.06 | 11.38 | 地上鲜重SFW (g) | 0.07-0.16 | 0.11±0.003 | 17.86 | 0.09-0.19 | 0.136±0.002 | 16.68 | 0.09-0.20 | 0.135±0.002 | 14.93 | 地上干重SDW (g) | 0.01-0.02 | 0.013±0.0004 | 20.31 | 0.01-0.03 | 0.018±0.0003 | 17.92 | 0.01-0.02 | 0.018±0.0003 | 14.75 | 根鲜重RFW (g) | 0.06-0.14 | 0.099±0.003 | 19.94 | 0.08-0.20 | 0.124±0.003 | 21.30 | 0.08-0.19 | 0.132±0.0025 | 19.04 | 根干重RDW (g) | 0.005-0.012 | 0.008±0.0002 | 18.89 | 0.01-0.02 | 0.011±0.0003 | 22.11 | 0.01-0.02 | 0.011±0.0002 | 17.28 | 鲜根冠比FRSR | 0.56-1.24 | 0.90±0.023 | 16.36 | 0.48-1.37 | 0.92±0.018 | 19.24 | 0.54-1.45 | 0.99±0.017 | 17.41 | 干根冠比DRSR | 0.39-0.92 | 0.64±0.017 | 16.66 | 0.37-0.92 | 0.62±0.012 | 18.82 | 0.37-1.01 | 0.65±0.011 | 17.76 | 地上含水量SWC | 0.86-0.90 | 0.88±0.001 | 0.98 | 0.84-0.90 | 0.87±0.001 | 1.29 | 0.84-0.89 | 0.87±0.001 | 1.17 | 地下含水量RWC | 0.9-0.93 | 0.92±0.001 | 0.89 | 0.89-0.94 | 0.91±0.001 | 1.14 | 0.89-0.93 | 0.91±0.001 | 0.93 |
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