青稞种质资源表型性状的遗传多样性分析及综合评价
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白羿雄,郑雪晴,姚有华,姚晓华,吴昆仑
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Genetic Diversity Analysis and Comprehensive Evaluation of Phenotypic Traits in Hulless Barley Germplasm Resources
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YiXiong BAI,XueQing ZHENG,YouHua YAO,XiaoHua YAO,KunLun WU
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表2 表型性状在不同环境下的变异
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Table 2 Genetic variation of phenotypic traits under different environments
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表型性状 Phenotypic traits | 西宁Xining | 海北Haibei | 平均值Mean±SD | 变幅Range | 变异系数CV (%) | 平均值Mean±SD | 变幅Range | 变异系数CV (%) | 根数NOR | 33.89±10.57 | 9.33—75.33 | 31.19 | 26.38±6.96 | 12.50—52.67 | 26.40 | 根干重RDW (g) | 0.79±0.35 | 0.17—2.41 | 44.06 | 0.50±0.24 | 0.04—1.64 | 48.23 | 株高PH (cm) | 97.84±15.36 | 47.25—135.34 | 15.70 | 88.53±13.36 | 41.75—122.50 | 15.09 | 分蘖数NOT | 6.35±2.17 | 2.75—19.75 | 34.23 | 4.10±1.60 | 1.00—10.50 | 39.18 | 重心位置COG (cm) | 38.64±5.56 | 22.38—67.06 | 14.38 | 35.90±5.03 | 22.50—50.00 | 14.01 | 茎秆壁厚WT (mm) | 0.64±0.24 | 0.18—2.03 | 37.89 | 0.57±0.30 | 0.10—1.61 | 52.15 | 茎粗DMS (mm) | 4.58±0.67 | 2.63—7.53 | 14.59 | 3.13±0.96 | 1.19—6.00 | 30.75 | 茎秆强度SS (N) | 5.58±2.98 | 0.97—15.81 | 53.39 | 4.30±1.68 | 1.50—11.59 | 39.03 | 穗长SL (cm) | 7.35±1.63 | 3.10—14.13 | 22.17 | 7.00±1.67 | 2.50—14.25 | 23.92 | 穗重PW (g) | 2.77±0.99 | 0.58—5.47 | 35.59 | 2.63±1.08 | 0.45—6.04 | 41.02 | 小穗数SN | 20.32±4.11 | 5.00—32.00 | 20.25 | 19.55±4.56 | 6.25—42.50 | 23.31 | 穗粒数KPS | 50.11±15.16 | 9.75—89.25 | 30.25 | 43.43±16.44 | 8.25—98.00 | 37.86 | 千粒重TGW (g) | 38.54±7.60 | 21.51—72.45 | 19.73 | 41.36±6.23 | 26.59—57.60 | 15.06 | 产量Y (kg·hm-2) | 5533.06±2269.52 | 1223.29—15409.74 | 41.02 | 3260.54±1546.84 | 361.42—8073.53 | 47.44 | 倒伏率LR (%) | 41.69±42.48 | 0.00—100.00 | 101.89 | 22.67±32.79 | 0.00—100.00 | 144.62 |
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