PEG模拟干旱胁迫对不同抗旱性玉米品种苗期形态与生理特性的影响
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杨娟, 姜阳明, 周芳, 张军, 罗海登, 田山君
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Effects of PEG Simulated Drought Stress on Seedling Morphology and Physiological Characteristics of Different Drought-Resistance Maize Varieties
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Yang Juan, Jiang Yangming, Zhou Fang, Zhang Jun, Luo Haideng, Tian Shanjun
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表1 干旱胁迫下2个玉米品种的形态指标
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Table 1 Morphological indicators of two maize varieties under drought stress condition
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处理
Treatment | 株高
Plant height (cm) | | 叶面积(cm2/株)
Leaf area (cm2/plant) | | 根长(cm/株)
Root length(cm/plant) | | 根体积(cm3/株)
Root volume (cm3/plant) | | 48h | 144h | | 48h | 144h | | 48h | 144h | | 48h | 144h | | C-CK | 37.29Bb | 38.94Bc | | 99.43Bb | 102.57Bb | | 32.13Bb | 33.22Ab | | 3.28Bc | 5.96Bb | | C-T1 | 43.08Aa | 51.32Aa | | 116.58Aa | 133.09Aa | | 37.12Aa | 35.87Aab | | 5.83Aa | 7.08Aa | | C-T2 | 43.25Aa | 47.54Ab | | 107.53ABab | 106.86Bb | | 38.97Aa | 36.32Aa | | 4.28Bb | 6.40ABab | | J-CK | 48.33a | 51.08Ab | | 151.38a | 177.83Aa | | 35.18a | 37.23a | | 9.30Aa | 7.30a | | J-T1 | 51.22a | 55.32Aa | | 149.26a | 159.95Bb | | 35.44a | 38.96a | | 5.48Bb | 7.62a | | J-T2 | 49.27a | 50.71Aab | | 146.52a | 147.56Cc | | 33.21a | 35.36a | | 6.13Bb | 7.97a |
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