| 宁南半干旱区灌溉农田高效多熟种植模式研究 |
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| 引用本文： | 王龙昌,贾志宽,蒋骏,任世春.宁南半干旱区灌溉农田高效多熟种植模式研究[J].西北农业学报,2000,9(4):58-62. |
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| 作者姓名： | 王龙昌 贾志宽 蒋骏 任世春 |
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| 作者单位： | 西北农林科技大学干旱半干旱研究中心,陕西杨陵,712100 |
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| 基金项目： | 国家旱地农业科技攻关项目 |
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| 摘 要： | 针对宁南半干旱区一熟有余、两熟不足的气候条件,在灌溉农田开展了以间作套种为主的高效多熟种植模式试验研究.结果表明,采取立体复合种植,能够有效提高农田第一性生产力和土地利用率,增进光、热、水等农业资源的利用效率,增加农业系统能量产出,提高单位面积经济收入.运用灰色关联分析法对5种间作套种模式和2种单作模式的生产效益综合评价结果,各种植模式的综合效益排序依次为: 马铃薯‖玉米＞小麦/玉米＞豌豆/玉米＞胡麻/甜菜＞玉米单作＞豌豆/向日葵＞小麦单作. 此外,还对不同种植模式的合理运用作了讨论.
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| 关 键 词： | 种植模式 间作套种 效益评价 灌溉农田 半干旱区 |
| 收稿时间： | 2000/1/9 0:00:00 |
Study on the Multiple Cropping Patterns with High Efficiency in the Irrigated Farmland in Semi arid Areas of South Ningxia |
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| WANG Long-chang,JIA Zhi-kuan,JIANG Jun and REN Shi-chun.Study on the Multiple Cropping Patterns with High Efficiency in the Irrigated Farmland in Semi arid Areas of South Ningxia[J].Acta Agriculturae Boreali-occidentalis Sinica,2000,9(4):58-62. |
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| Authors: | WANG Long-chang JIA Zhi-kuan JIANG Jun and REN Shi-chun |
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| Institution: | Research Center for Arid and Semiarid Areas, Northwest Sci Tech University of Agriculture and Forestry, Yangling Shaanxi 712100;Research Center for Arid and Semiarid Areas, Northwest Sci Tech University of Agriculture and Forestry, Yangling Shaanxi 712100;Research Center for Arid and Semiarid Areas, Northwest Sci Tech University of Agriculture and Forestry, Yangling Shaanxi 712100;Research Center for Arid and Semiarid Areas, Northwest Sci Tech University of Agriculture and Forestry, Yangling Shaanxi 712100 |
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| Abstract: | |
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| Keywords: | Cropping pattern Intercropping Benefit evaluation Irrigated farmland Semiarid area |
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