遮光对谷子光合性能及快速叶绿素荧光动力学特征的影响
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时丽冉,郝洪波,崔海英,李明哲
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Effects of Shading on Photosynthetic Characteristics and Rapid Chlorophyll Fluorescence Kinetic Characteristics of Foxtail Millet
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Liran Shi,Hongbo Hao,Haiying Cui,Mingzhe Li
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表3 不同遮光处理对谷子光化学活性的影响
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Table 3 Effects of different shading treatments on photochemical activities of millet
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测定指标
Measurement index | 生育期
Growth stage | 遮光率Shading rate | | 0 | 10% | 20% | 30% | 40% | 50% | 70% | | Fv/Fm | 拔节期Jointing stage | 0.718c | 0.746b | 0.767a | 0.769a | 0.760a | 0.740b | 0.710c | | 灌浆期Filling stage | 0.757c | 0.781b | 0.794a | 0.807a | 0.790a | 0.780b | 0.738d | | Fv/Fo | 拔节期Jointing stage | 2.582c | 2.938b | 3.301a | 3.345a | 3.169b | 2.855b | 2.536c | | 灌浆期Filling stage | 3.167b | 3.581c | 3.853b | 4.196a | 3.767b | 3.570c | 2.825e | | Pi_Abs | 拔节期Jointing stage | 0.945b | 0.993a | 1.102a | 1.187a | 0.986b | 0.969c | 0.736d | | 灌浆期Filling stage | 1.551d | 1.780c | 2.174b | 2.392a | 1.764c | 1.554d | 0.946e |
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