氮密调控对两个冬小麦品种碳氮代谢及产量的影响
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王金凤,王壮壮,谷丰序,牟海萌,王宇,段剑钊,冯伟,王永华,郭天财
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Effects of Nitrogen Fertilizer and Plant Density on Carbon Metabolism, Nitrogen Metabolism and Grain Yield of Two Winter Wheat Varieties
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WANG JinFeng,WANG ZhuangZhuang,GU FengXu,MOU HaiMeng,WANG Yu,DUAN JianZhao,FENG Wei,WANG YongHua,GUO TianCai
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表4 碳代谢、氮代谢与产量构成因素的相关性分析
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Table 4 Correlation coefficients of carbon metabolism and nitrogen metabolism with yield components
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指标 Item | 品种Variety | 时期Time | 可溶性糖含量 Soluble sugar content | SPS酶活性 SPS activity | SS酶活性 SS activity | 可溶性蛋白质含量 Soluble protein content | NR酶活性 NR activity | GS酶活性 GS activity | 穗数 Spike number | A | -X | -0.34* | 0.31* | 0.45** | 0.46** | 0.26 | 0.48** | 0 | 0.57** | 0.51** | 0.48** | 0.59** | 0.40** | 0.67** | 10 | 0.76** | 0.75** | 0.77** | 0.70** | -0.15 | 0.60** | 20 | -0.01 | 0.58** | 0.56** | 0.20 | 0.15 | 0.60** | 30 | 0.73** | 0.74** | 0.75** | 0.79** | -0.03 | 0.40** | B | -X | -0.24 | 0.11 | 0.20 | 0.83** | 0.40** | 0.73** | 0 | -0.60** | -0.21 | 0.01 | 0.68** | 0.45** | 0.69** | 10 | -0.47** | 0.02 | 0.14 | 0.73** | 0.10 | 0.67** | 20 | -0.58** | 0.08 | -0.02 | 0.76** | 0.21 | 0.47** | 30 | 0.31* | 0.43** | 0.45** | 0.59** | 0.11 | 0.30* | 穗粒数 Grain per spike | A | -X | -0.09 | 0.36** | 0.36** | 0.19 | 0.04 | 0.22 | 0 | 0.07 | 0.27* | 0.35* | 0.04 | 0.10 | 0.42** | 10 | 0.15 | 0.39** | 0.40** | 0.33* | -0.08 | 0.28* | 20 | 0.04 | 0.07 | 0.00 | 0.01 | -0.05 | 0.36** | 30 | 0.50** | 0.41** | 0.42** | 0.45** | -0.24 | -0.01 | B | -X | 0.16 | 0.14 | 0.14 | 0.05 | -0.03 | 0.05 | 0 | 0.03 | 0.08 | 0.09 | 0.14 | -0.04 | 0.02 | 10 | -0.08 | 0.05 | 0.06 | 0.21 | -0.09 | 0.04 | 20 | -0.14 | 0.00 | -0.02 | -0.03 | -0.24 | -0.01 | 30 | -0.03 | 0.06 | 0.06 | 0.22 | -0.26 | 0.10 | 千粒重 1000 grain weight | A | -X | 0.04 | 0.39** | 0.40** | -0.19 | -0.22 | -0.14 | 0 | -0.10 | 0.30* | 0.35** | -0.31* | -0.25 | 0.05 | 10 | -0.36** | 0.04 | 0.10 | -0.16 | -0.30* | 0.09 | 20 | -0.27* | -0.26 | -0.25 | -0.36** | -0.21 | 0.00 | 30 | 0.18 | 0.20 | 0.18 | 0.07 | -0.48** | -0.12 | B | -X | 0.62** | 0.30* | 0.18 | -0.56** | -0.32* | -0.46** | 0 | 0.70** | 0.54** | 0.30* | -0.59** | -0.28* | -0.44** | 10 | 0.85** | 0.34* | 0.16 | -0.63** | -0.33* | -0.47** | 20 | 0.68** | 0.31* | 0.39** | -0.60** | -0.19 | -0.48** | 30 | -0.40** | -0.44** | -0.44** | -0.56** | -0.14 | -0.22 |
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