温度和CO2浓度升高下双季稻茎蘖动态、成穗率与产量的关系
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宋春燕, 万运帆, 李玉娥, 蔡岸冬, 胡严炎, 周慧, 朱波, 王斌
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Relationships between Tiller Dynamic, Earbearing Tiller Rate and Yield of Double Cropping Rice under Elevated Temperature and CO2 Concentration
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Song Chunyan, Wan Yunfan, Li Yu’e, Cai Andong, Hu Yanyan, Zhou Hui, Zhu Bo, Wang Bin
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表2 温度、CO2浓度与年际对双季稻分蘖、成穗及产量影响的多因素方差分析(P值)
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Table 2 Multi-way ANOVA of probable significances between elevated temperature, CO2 concentration and year on tillering, earbearing and yield of double cropping rice (P values)
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指标 Indicator | 早稻Early rice | | 晚稻Late rice | 最大分蘖数 Maximum tiller number | 无效分蘖数 Invalid tiller number | 有效穗数 Productive ear number | 成穗率 Earbearing tiller rate | 产量 Yield | | 最大分蘖数 Maximum tiller number | 无效分蘖数 Invalid tiller number | 有效穗数 Productive ear number | 成穗率 Earbearing tiller rate | 产量 Yield | | 温度Tepmerature (T) | <0.05 | <0.01 | <0.05 | <0.05 | <0.01 | | <0.05 | 0.05 | <0.01 | <0.01 | <0.01 | | CO2 | <0.01 | 0.79 | <0.01 | 0.80 | <0.01 | | <0.01 | <0.01 | <0.01 | <0.01 | <0.01 | | 年Year | <0.01 | 0.35 | <0.01 | 0.10 | <0.01 | | <0.01 | <0.01 | <0.01 | <0.01 | <0.01 | | T×CO2 | 0.33 | 0.65 | <0.05 | 0.35 | <0.01 | | <0.05 | 0.82 | 0.47 | 0.38 | <0.05 | | T×Year | 0.79 | 0.62 | 0.68 | 0.85 | 0.08 | | 0.65 | <0.01 | <0.05 | <0.01 | 0.18 | | CO2×Year | 0.91 | <0.05 | 0.36 | 0.31 | 0.15 | | 0.32 | 0.12 | 0.53 | 0.12 | 0.53 | | T×CO2×Year | 0.93 | 0.65 | 0.83 | 0.90 | 0.37 | | 0.53 | 0.89 | 0.60 | 0.81 | 0.21 |
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