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5 碳代谢、氮代谢与产量的相关性分析
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Table 5 Correlation coefficients of carbon metabolism and nitrogen metabolism with grain yield
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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 | A | -X | -0.68** | -0.04 | 0.14 | 0.78** | 0.60** | 0.46** | 0 | 0.02 | 0.21 | 0.22 | 0.63** | 0.72** | 0.71** | 10 | 0.50** | 0.49** | 0.50** | 0.69** | 0.28* | 0.63** | 20 | 0.35** | 0.56** | 0.49** | 0.45** | 0.45** | 0.69** | 30 | 0.54** | 0.53** | 0.55** | 0.62** | 0.33* | 0.30* | B | -X | -0.55** | -0.03 | 0.05 | 0.78** | 0.50** | 0.68** | 0 | -0.67** | -0.35* | -0.10 | 0.68** | 0.59** | 0.63** | 10 | -0.51** | 0.02 | 0.14 | 0.59** | 0.36** | 0.60** | 20 | -0.59** | 0.02 | -0.07 | 0.74** | 0.40** | 0.57** | 30 | 0.41** | 0.44** | 0.44** | 0.53** | 0.36** | 0.29* |
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