控水增密模式对杂交籼稻减氮后产量形成的调控效应
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李敏, 罗德强, 江学海, 蒋明金, 姬广梅, 李立江, 周维佳
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Regulations of controlled irrigations and increased densities on yield formation of hybrid indica rice under nitrogen-reduction conditions
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Min LI, De-Qiang LUO, Xue-Hai JIANG, Ming-Jin JIANG, Guang-Mei JI, Li-Jiang LI, Wei-Jia ZHOU
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表13 水稻干物质分配的方差分析
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Table 13 Analysis of variance for dry matter allocation in rice
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性状 Trait | 变异来源 Source of variation | 自由度 df | 平方和 Sum of square | 均方 Mean squares | F值 F-value | 显著性 Significance | 茎鞘干物质分配量 Dry matter allocation in stem and sheath | 栽培模式CM | 26 | 52.70 | 2.03 | 14.03 | < 0.01 | 误差Residual | 52 | 7.51 | 0.14 | | | 总变异Total | 80 | 61.20 | | | | 叶片干物质分配量 Dry matter allocation in leaf | 栽培模式CM | 26 | 69.44 | 2.67 | 173.65 | < 0.01 | 误差Residual | 52 | 0.80 | 0.02 | | | 总变异Total | 80 | 70.56 | | | | 穗部干物质分配量 Dry matter allocation in panicle | 栽培模式CM | 26 | 130.98 | 5.04 | 13.34 | < 0.01 | 误差Residual | 52 | 19.63 | 0.38 | | | 总变异Total | 80 | 158.31 | | | | 茎鞘干物质分配比例 Dry matter allocation rate in stem and sheath | 栽培模式CM | 26 | 284.86 | 10.96 | 2.67 | < 0.01 | 误差Residual | 52 | 213.76 | 4.11 | | | 总变异Total | 80 | 520.57 | | | | 叶片干物质分配比例 Dry matter allocation rate in leaf | 栽培模式CM | 26 | 779.72 | 29.99 | 59.74 | < 0.01 | 误差Residual | 52 | 26.10 | 0.5 | | | 总变异Total | 80 | 805.86 | | | | 穗部干物质分配比例 Dry matter allocation rate in panicle | 栽培模式CM | 26 | 1482.41 | 57.02 | 11.34 | < 0.01 | 误差Residual | 52 | 261.48 | 5.03 | | | 总变异Total | 80 | 1767.02 | | | |
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