| 美国艾奥瓦州测土配方施肥技术 |
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| 引用本文： | 杜森.美国艾奥瓦州测土配方施肥技术[J].磷肥与复肥,2009,24(4):90-92. |
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| 作者姓名： | 杜森 |
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| 作者单位： | 全国农业技术推广服务中心,北京,100125 |
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| 摘 要： | 介绍美国艾奥瓦州测土配方施肥工作中土壤样品采集处理、分析测试、化验室质量控制和施肥指标体系等关键环节，探讨其采用的先进技术和方法，提出提高我国测土配方施肥技术的建议。
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| 关 键 词： | 美国 艾奥瓦州 测土配方施肥技术 |
Formula fertilization by soft testing in Iowa State in USA |
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| DU Sen.Formula fertilization by soft testing in Iowa State in USA[J].Phosphate & Compound Fertilizer,2009,24(4):90-92. |
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| Authors: | DU Sen |
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| Affiliation: | DU Sen (National Agro-Technology Extension and Service Center, Beijing 100125, China ) |
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| Abstract: | Some key items such as soil sample collection and treatment, test and analysis, quality control in lab, fertilization index system are introduced in formula fertilization by soil testing in Iowa State in USA, advanced technology and method adopted are discussed, suggestions on improving the technology of formula fertilization by soil testing in China are put forward. |
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| Keywords: | USA Iowa State technology of formula fertilization by soil testing |
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