|
|||||
|
|
| 麻类产业体系栽培与耕作功能研究室“十二·五”发展规划研讨会在中科院亚热带所召开 | |
| 引用本文： | 朱奇宏.麻类产业体系栽培与耕作功能研究室“十二·五”发展规划研讨会在中科院亚热带所召开[J].农业现代化研究,2011,32(1):106-106. |
| 作者姓名： | 朱奇宏 |
| 作者单位： | 1. 湖南杂交水稻研究中心,湖南,长沙,410125;湖南省农业科学研究院土壤肥料研究所,湖南,长沙,410125;湖南农业大学,湖南,长沙,410128 2. 湖南杂交水稻研究中心,湖南,长沙,410125 3. 华南农业大学南方农业机械与装备关键技术省部共建教育部重点实验室,广东,广州,510642 4. 长江大学农学院,湖北,荆州,434025 |
| 基金项目： | 南方农业机械与装备关键技术省部共建教育部重点实验室2009年度开放课题“超级稻同步直播施肥关键技术研究”; 广东省科技攻关项目“同步开沟起垄施肥穴直播技术研究”(编号:2009-2012); 金正大缓释肥料股份有限公司院士基金项目; 史丹利复合肥院士基金项目; 湖南省农科院创新项目2010hnnkycx56 |
| 摘 要： | 本文以习惯全层施肥为对照,借助机械精量穴直播定位深施肥机具,研究了超级杂交早稻机械精量穴直播与缓释肥一次性定位深施技术配套对超级杂交早稻生长、产量和氮肥利用效果的影响。结果表明:水稻在精量穴直播条件下,缓释复合肥机械定位深施肥有利于保持水稻生长后期的养分稳定供应,缓释复合肥机械定位深施肥比习惯全层施肥(对照)处理增产630kg/hm2-924.75kg/hm2,增幅10.3%-16.5%,增产效果明显,氮肥农学利用率提高4.2￣7.9 kg/kg N,增幅29.0%￣51.2%;氮素利用率绝对值提高17.3%,增幅42.6%;氮收获指数增加9.0%。 |
| 关 键 词： | 水稻 精量穴直播 施肥技术 节氮栽培 |
Effects of Mechanical Precise Hill-drop Drilling and Located Depth-fertilization on Rice Nitrogen-Saving |
|
| TANG Hai-tao,MA Guo-hui,LUO Xi-wen,ZENG Shan,XU Wen-yan,LONG Ji-rui,HU Cheng-wei,MA Fu-jian.Effects of Mechanical Precise Hill-drop Drilling and Located Depth-fertilization on Rice Nitrogen-Saving[J].Research of Agricultural Modernization,2011,32(1):106-106. | |
| Authors: | TANG Hai-tao MA Guo-hui LUO Xi-wen ZENG Shan XU Wen-yan LONG Ji-rui HU Cheng-wei MA Fu-jian |
| Institution: | TANG Hai-tao1,3,4,MA Guo-hui1,LUO Xi-wen2,ZENG Shan2,XU Wen-yan1,LONG Ji-rui1,HU Cheng-wei5,MA Fu-jian5(1.Hunan Hybrid Rice Research Center,Changsha,Hunan 410125,China,2.Key Laboratory of Key Technology on Agricultural Machine and Equipment(South China Agricultural University),Ministry of Education,P.R.China,Guangzhou,Guangdong 510642,3.Institute of Soil and Fertilizer Research,Hunan Academy of Agricultural Science,4.Hunan Agricultural University,Hunan,410128,Ch... |
| Abstract: | The effects of combining mechanical precise hill-drop drilling with controlled release fertilizers located depth-locating fertilization on growth and development,grain yield of rice and nitrogen utilization efficiency were studied in the paper.The results showed that one-off fertilizing the controlled release fertilizers by special machine can ensure nutrient stable supply to rice growth at late growth stage.Compared with the conventional fertilization all layer,the grain yield of super early rice were incr... |
| Keywords: | rice precise hill-drop drilling fertilization technique nitrogen-saving cultivation |
| 本文献已被 CNKI 万方数据 等数据库收录！ | |
| 点击此处可从《农业现代化研究》浏览原始摘要信息 | |
| 点击此处可从《农业现代化研究》下载免费的PDF全文 | |