| 密度对大豆群体冠层结构及光合特性的影响 |
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| 引用本文： | 张晓艳,杜吉到,郑殿峰.密度对大豆群体冠层结构及光合特性的影响[J].干旱地区农业研究,2011,29(4):75-80. |
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| 作者姓名： | 张晓艳 杜吉到 郑殿峰 |
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| 作者单位： | 黑龙江八一农垦大学农学院,黑龙江,大庆,163319 |
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| 基金项目： | 国家“十五”科技攻关项目(2004BA907A26-0206) |
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| 摘 要： | 以垦农4号大豆为试验材料,在大田条件下,研究了密度对大豆群体植株形态特征、叶面积指数、干物质重、透光率、光能截获量、光合速率、蒸腾速率、气孔导度、比叶重及产量的影响.结果表明:群体冠层结构及光合特性存在差异,高密度与低密度群体之间差异显著;株高、平均茎长及平均柄长均随着密度的增加呈增加趋势,而节数、平均茎粗、平均柄粗及...
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| 关 键 词： | 大豆 冠层结构 光合特性 产量 |
Effect of density on canopy structure and photosynthetic characteristics in soybean population |
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| ZHANG Xiaoyan,DU Jidao,ZHENG Dianfeng.Effect of density on canopy structure and photosynthetic characteristics in soybean population[J].Agricultural Research in the Arid Areas,2011,29(4):75-80. |
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| Authors: | ZHANG Xiaoyan DU Jidao ZHENG Dianfeng |
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| Institution: | ZHANG Xiao-yan,DU Ji-dao,ZHENG Dian-feng(College of Agronomy,Heilongjiang Bayi Agricultural University,Daqing 163319,China) |
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| Abstract: | With Kennong 4 as the experimental material,we analyzed the effect of density on plant type characteristics,leaf area index,dry weight,radiation transmittance rate,intercepting radiation,photosynthetic rate,transpiration rate,stoma conductance,specific weight,and yield of soybean in the field condition.The results indicated that there were different soybean canopy structures and photosynthetic characteristics.There was significant difference between high density and low density.Plant height,average stem len... |
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| Keywords: | soybean canopy structure photosynthetic characteristics yield |
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