氮肥不同施用比例对豫南稻区杂交籼稻子粒灌浆特性及产量的影响
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崔艳妮,詹俊辉,闫鹏起,可文静,宋宁垣,张中南,王留行,黄岩,张静,赵全志
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Effects of Different Application Proportion of Nitrogen Fertilizer on Grain-Filling Characteristics and Yield of Hybrid Indica Rice in Southern Henan Province
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Yanni Cui,Junhui Zhan,Pengqi Yan,Wenjing Ke,Ningyuan Song,Zhongnan Zhang,Liuhang Wang,Yan Huang,Jing Zhang,Quanzhi Zhao
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表3 氮肥不同施用比例处理对水稻灌浆过程的Richards方程参数估计和灌浆特征参数的影响
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Table 3 Effects of different application proportion of nitrogen fertilizer on parameters of Richards equation and grain filling parameters of rice
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| N处理 N treatment | 品种 Variety | A | B | K | N | R2 | R0 | tmax·G | Wmax·G | Gmax | Gmean | 强势粒 | N1 | P1 | 32.40 | 48.68 | 0.43 | 1.15 | 0.997 | 0.37 | 8.80 | 16.64 | 3.30 | 2.19 | Superior | | P2 | 27.09 | 49.92 | 0.47 | 1.16 | 0.997 | 0.40 | 8.08 | 13.96 | 3.00 | 1.99 | grain | | P3 | 25.15 | 4.37×104 | 0.83 | 4.09 | 0.998 | 0.20 | 11.22 | 16.90 | 2.74 | 1.70 | | | 平均Average | / | / | / | / | / | 0.32 | 9.37 | 15.83 | 3.01 | 1.96 | | N2 | P1 | 32.52 | 3.53 | 0.31 | 0.32 | 0.999 | 0.96 | 7.78 | 13.66 | 3.19 | 2.16 | | | P2 | 26.86 | 2.98 | 0.34 | 0.33 | 0.999 | 1.05 | 6.52 | 11.30 | 2.90 | 1.96 | | | P3 | 27.16 | 5.79×107 | 1.24 | 7.12 | 1.000 | 0.17 | 12.86 | 20.23 | 3.09 | 1.84 | | | 平均Average | / | / | / | / | / | 0.73 | 9.05 | 15.06 | 3.06 | 1.99 | | N3 | P1 | 32.81 | 30.86 | 0.41 | 1.03 | 1.000 | 0.40 | 8.29 | 16.50 | 3.33 | 2.22 | | | P2 | 27.16 | 2.77×1061 | 10.75 | 83.80 | 0.999 | 0.13 | 12.75 | 25.76 | 3.27 | 1.70 | | | P3 | 26.40 | 1.54×1018 | 2.89 | 19.70 | 1.000 | 0.15 | 13.45 | 22.64 | 3.16 | 1.76 | | | 平均Average | / | / | / | / | / | 0.23 | 11.50 | 21.63 | 3.25 | 1.89 | | N4 | P1 | 32.12 | 62.24 | 0.45 | 1.25 | 0.999 | 0.36 | 8.73 | 16.78 | 3.35 | 2.22 | | | P2 | 27.80 | 5.55×1050 | 9.81 | 81.61 | 0.999 | 0.12 | 11.46 | 26.34 | 3.13 | 1.63 | | | P3 | 26.43 | 4 299.94 | 0.65 | 3.53 | 1.000 | 0.19 | 10.86 | 17.23 | 2.49 | 1.56 | | | 平均Average | / | / | / | / | / | 0.22 | 10.35 | 20.12 | 2.99 | 1.80 | 弱势粒
| N1 | P1 | 7.60 | 17.89 | 0.02 | 0.62 | 0.883 | 0.03 | 157.93 | 3.49 | 0.05 | 0.03 | Inferior
| | P2 | 22.26 | 1.49×1074 | 5.06 | 66.55 | 1.000 | 0.08 | 32.90 | 20.90 | 1.57 | 0.82 | grain | | P3 | 15.85 | 4.84×1059 | 4.01 | 60.03 | 0.997 | 0.07 | 33.25 | 14.80 | 0.97 | 0.51 | | | 平均Average | / | / | / | / | / | 0.06 | 74.69 | 13.06 | 0.86 | 0.45 | | N2 | P1 | 11.08 | 2.21 | 0.01 | 0.19 | 0.936 | 0.07 | 167.95 | 4.44 | 0.05 | 0.04 | | | P2 | 20.32 | 3.50 | 0.04 | 0.44 | 0.997 | 0.09 | 51.32 | 8.86 | 0.25 | 0.17 | | | P3 | 15.12 | 5.12×1034 | 2.17 | 38.71 | 0.997 | 0.06 | 35.20 | 13.75 | 0.75 | 0.40 | | | 平均Average | / | / | / | / | / | 0.07 | 84.82 | 9.02 | 0.35 | 0.20 | | N3 | P1 | 8.30 | 14.32 | 0.02 | 0.56 | 0.923 | 0.04 | 152.79 | 3.76 | 0.05 | 0.03 | | | P2 | 19.46 | 2.80×1050 | 3.30 | 47.36 | 0.997 | 0.07 | 34.02 | 17.93 | 1.22 | 0.65 | | | P3 | 15.30 | 3.90×1037 | 2.36 | 39.93 | 0.999 | 0.06 | 35.15 | 13.94 | 0.80 | 0.43 | | | 平均Average | / | / | / | / | / | 0.06 | 84.82 | 9.02 | 0.35 | 0.20 | | N4 | P1 | 12.29 | 0.49 | 0.01 | 0.06 | 0.912 | 0.20 | 165.79 | 4.66 | 0.05 | 0.04 | | | P2 | 21.35 | 1.43×1044 | 2.87 | 40.07 | 0.998 | 0.07 | 34.17 | 19.46 | 1.36 | 0.73 | | | P3 | 14.85 | 13553.24 | 0.23 | 4.49 | 0.997 | 0.05 | 34.30 | 10.16 | 0.43 | 0.27 | | | 平均Average | / | / | / | / | / | 0.11 | 78.09 | 11.43 | 0.61 | 0.35 |
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