磷对花生氮素吸收和利用的影响
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于天一,李晓亮,路亚,孙学武,郑永美,吴正锋,沈浦,王才斌
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Effect of phosphorus (P) on nitrogen (N) uptake and utilization in peanut
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Tian-Yi YU,Xiao-Liang LI,Ya LU,Xue-Wu SUN,Yong-Mei ZHENG,Zheng-Feng WU,Pu SHEN,Cai-Bin WANG
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表2 不同品种及磷水平条件下花生3种氮源氮积累比例
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Table 2 Percentage of three N supplied sources for peanut under different varieties and P rates (%)
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年份 Year | 施磷量 P rate | 肥料氮 N from fertilizer | | 土壤氮 N from soil | | 根瘤固氮 N fixed by root nodule | 花育22号 Huayu 22 | 花育20号 Huayu 20 | 花育22号 Huayu 22 | 花育20号 Huayu 20 | 花育22号 Huayu 22 | 花育20号 Huayu 20 | 2015 | 0 | 11.34±0.51 a | 17.01±1.77 a | | 37.19±1.81 a | 55.79±3.45 a | | 51.53±0.42 b | 27.21±4.98 b | | 45 | 11.17±1.29 a | 15.63±1.91 ab | | 36.49±0.28 ab | 51.23±2.88 ab | | 53.15±1.78 ab | 33.14±4.33 ab | | 90 | 11.05±1.77 a | 15.26±0.75 ab | | 35.93±0.04 ab | 50.05±2.45 ab | | 53.20±1.25 ab | 34.70±3.19 ab | | 135 | 10.89±1.21 a | 14.96±1.09 ab | | 35.56±0.01 ab | 49.08±3.58 b | | 53.76±1.11 ab | 35.95±4.67 a | | 180 | 10.43±0.99 a | 14.40±0.56 b | | 34.18±2.91 b | 47.22±1.85 b | | 55.62±2.75 a | 38.39±2.42 a | 2016 | 0 | 10.23±0.45 a | 12.17±1.12 a | | 33.32±1.51 a | 39.89±0.83 a | | 56.59±2.33 b | 48.19±1.89 b | | 45 | 9.87±1.21 ab | 11.68±2.08 a | | 32.37±3.95 a | 38.31±2.05 a | | 58.37±2.45 ab | 51.03±4.29 ab | | 90 | 9.75±0.25 ab | 11.32±1.29 a | | 31.98±0.82 a | 37.14±4.24 a | | 58.27±0.52 ab | 51.93±4.34 ab | | 135 | 9.52±0.30 ab | 11.15±1.51 a | | 31.21±0.99 a | 36.59±4.96 a | | 59.30±1.84 ab | 53.00±1.73 a | | 180 | 8.90±0.42 b | 11.01±1.58 a | | 29.19±1.37 a | 36.04±0.20 a | | 61.99±3.10 a | 53.30±1.92 a | 显著性Significance (F-value) | | | | | | 年份Year (Y) | ** | ** | ** | 品种Variety (V) | ** | ** | ** | 施磷量P rate (P) | ns | ** | ** | 年份×品种 Y×V | ** | ** | ** | 年份×施磷量Y×P | ns | ns | ns | 品种×施磷量V×P | ns | ns | ns |
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