甘蓝型油菜种子萌发期耐苯磺隆种质筛选与综合评价
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王倩,崔翠,叶桑,崔明圣,赵愉风,林呐,唐章林,李加纳,周清元
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Screening and Comprehensive Evaluation of Germplasm Resources with Tribenuron-methyl Tolerance at Germination Stage in Rapeseed (Brassica napus L.)
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Qian WANG,Cui CUI,Sang YE,Ming-Sheng CUI,Yu-Feng ZHAO,Na LIN,Zhang-Lin TANG,Jia-Na LI,Qing-Yuan ZHOU
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表2 苯磺隆胁迫下油菜萌发期各指标的变化
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Table 2 Changes of germination indices for 241 accessions of oilseed rape under tribenuron-methyl stress
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项目 Item | 参数 Parameter | 根长 RL (cm) | 芽长 SL (cm) | 发芽势 GV (%) | 发芽率 GR (%) | 鲜重 FW (g) | 干重 DW (g) | 对照 Control | 最大值 Max. | 13.13 | 5.81 | 100.00 | 100.00 | 0.79 | 0.08 | 最小值 Min. | 0.55 | 0.76 | 10.00 | 15.00 | 0.08 | 0.01 | 均值 Average | 7.38** | 2.27** | 81.31** | 87.94** | 0.38** | 0.04** | 标准差 SE | 1.61 | 1.24 | 19.87 | 14.47 | 0.11 | 0.01 | 变异系数 CV (%) | 21.77 | 54.56 | 24.44 | 16.45 | 28.91 | 26.74 | 胁迫 Stress | 最大值 Max. | 2.97 | 6.24 | 100.00 | 100.00 | 0.79 | 0.06 | 最小值 Min. | 0.34 | 0.71 | 5.00 | 15.00 | 0.12 | 0.01 | 均值 Average | 0.94** | 2.37** | 75.77** | 83.22** | 0.36** | 0.04** | 标准差 SE | 0.38 | 1.30 | 21.47 | 16.66 | 0.10 | 0.01 | 变异系数 CV (%) | 40.00 | 54.83 | 28.34 | 20.01 | 28.00 | 25.91 | 较对照变化 | 均值 Average | -6.44 | 0.10 | -5.54 | -4.72 | -0.02 | 0 | Comparison with the control | 变异系数 CV (%) | 18.23 | 0.27 | 3.90 | 3.56 | -0.91 | -0.83 |
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