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| 旱作与覆盖方式对水稻吸收利用氮的影响 | |
| 引用本文： | 艾应伟,刘学军,张福锁,毛达如,曾祥忠,吕世华,潘家荣.旱作与覆盖方式对水稻吸收利用氮的影响[J].土壤学报,2004,41(1):152-155. |
| 作者姓名： | 艾应伟 刘学军 张福锁 毛达如 曾祥忠 吕世华 潘家荣 |
| 作者单位： | 1. 中国农业大学植物营养系,农业部植物营养学重点实验室,教育部植物-土壤相互作用重点实验室,北京,100094;四川大学生命科学学院,成都,610065 2. 中国农业大学植物营养系,农业部植物营养学重点实验室,教育部植物-土壤相互作用重点实验室,北京,100094 3. 四川省农科院土肥所,成都,610066 4. 中国农科院原子能所,北京,100094 |
| 基金项目： | 国家重点基础研究发展规划项目(G1999011707)和教育部重点项目(0112)资助 |
| 摘 要： | 水稻是一种喜水或嗜水植物,具有半水生或湿生的习性,淹水栽培使水稻种植不仅耗水量巨大而且水资源浪费严重.因降雨量在地区间、季节间、年际间分配不均,加之受水源多少、引水灌溉难易等的影响,使不少稻田由于水资源短缺以及水分供需矛盾的原因往往造成水稻产量低而不稳甚至改种其它作物.水稻旱作是克服水分不足的高效节水稻作技术,作为一种抗旱手段,水稻旱作为水资源不足的地区、高亢地及低洼易涝旱作区、干旱所致的缺水地区扩种水稻、减少灌溉用水,加快种植业结构调整、提高农民收入有着重要意义1,2]. |
| 关 键 词： | 水稻 旱作 覆盖物 N肥利用率 |
| 收稿时间： | 2002/6/14 0:00:00 |
| 修稿时间： | 2003/5/30 0:00:00 |
UTILIZATION RATE OF NITROGEN FERTILIZER OF RICE (ORYZA SATIVA L.) AS INFLU ENCED BY MULCH AND DRYLAND FARMING |
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| Ai Yingwei,Liu Xuejun,Zhang Fusuo,Mao Daru,Zeng Xiangzhong,Lu Shihua and Pan Jiarong.UTILIZATION RATE OF NITROGEN FERTILIZER OF RICE (ORYZA SATIVA L.) AS INFLU ENCED BY MULCH AND DRYLAND FARMING[J].Acta Pedologica Sinica,2004,41(1):152-155. | |
| Authors: | Ai Yingwei Liu Xuejun Zhang Fusuo Mao Daru Zeng Xiangzhong Lu Shihua and Pan Jiarong |
| Institution: | Department of Plant Nutrition, China Agricultural University, Key Laboratory of Plant Nutrition, MOA, Key Laboratory of Plant Soil Interactions, MOE, Beijing 100094, China;College of Life Science, Sichuan University, Chengdu 610065, China;Department of Plant Nutrition, China Agricultural University, Key Laboratory of Plant Nutrition, MOA, Key Laboratory of Plant Soil Interactions, MOE, Beijing 100094, China;Department of Plant Nutrition, China Agricultural University, Key Laboratory of Plant Nutrition, MOA, Key Laboratory of Plant Soil Interactions, MOE, Beijing 100094, China;Department of Plant Nutrition, China Agricultural University, Key Laboratory of Plant Nutrition, MOA, Key Laboratory of Plant Soil Interactions, MOE, Beijing 100094, China;Institute of Soil and Fertilizer, Sichuan Academy of Agricultural Science, Chengdu 610066, China;Institute of Soil and Fertilizer, Sichuan Academy of Agricultural Science, Chengdu 610066, China;Institute for Application of Atomic Energy, Chinese Academy of Agricultural Sciences, Beijing 100094, China |
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