直播稻氮素营养特性及合理施氮方法 |
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引用本文: | 李旭毅,;朱德峰,;姜心禄,;池忠志,;郑家国.直播稻氮素营养特性及合理施氮方法[J].中国稻米,2014(4):25-28. |
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作者姓名: | 李旭毅 ;朱德峰 ;姜心禄 ;池忠志 ;郑家国 |
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作者单位: | [1]四川省农业科学院作物研究所,成都610066; [2]中国水稻研究所,杭州310006 |
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基金项目: | 农业部重大研究专项“超级稻配套栽培技术开发与技术集成”;四川玉米单季稻大面积均衡增产集成研究与示范(2012BAD04B13);农业部公益性行业(农业)科研专项(201303129) |
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摘 要: | 重点对直播稻的氮素营养特性及合理施氮方法进行了阐述,详细介绍了直播稻氮素吸收特征及其氮素吸收利用影响因子的研究进展,并综述了直播稻合理施氮方法的研究概况,最后提出了农业规模化经营方式下直播稻氮肥施用技术研究的重点方向。
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关 键 词: | 直播稻 氮素营养特性 施氮方法 |
Characteristics of Nitrogen Nutrition and Optimal Nitrogen Application for Direct Seeded Rice |
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Institution: | LI Xu-yi, JIANG Xin-lu, ZHU De-feng, CHI Zhong-zhi, ZHENG Jia-guo (1 Crop Research Institute, Sichuan Academy of Agricuhural Sciences, Chengdu 610066, China; 2 China National Rice Research Institute, Hangzhou 310006, China ) |
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Abstract: | The study focused on characteristics of nitrogen nutrition and optimal nitrogen application, detailed characteristics of nitro-gen uptake and influence factors of nitrogen uptake and utilization for direct-seeded rice, and reviewed research profile on optimal nitrogen application for direct-seeded rice. At last, the article puts forward the future key research direction of nitrogen application technology for direct-seeded rice under agricultural scale management. |
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Keywords: | direct-seeded rice characteristics of nitrogen nutrition nitrogen application |
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