| 聚类分析在测土配方施肥中的应用 |
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| 引用本文： | 陆,宏.聚类分析在测土配方施肥中的应用[J].中国土壤与肥料,2012(1):99-102. |
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| 作者姓名： | 陆 宏 |
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| 作者单位： | 慈溪市农业监测中心,浙江慈溪,315300 |
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| 基金项目： | 农业部测土配方施肥资金补贴项目(2007) |
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| 摘 要： | 对浙江省慈溪市2007 ～ 2009年2 043个耕地土样的有机质、全氮、碱解氮、有效磷和速效钾含量进行了聚类分析,将慈溪市耕地养分划成5个类型区,根据各类型区特点,提出了相应的作物配方施肥建议.
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| 关 键 词： | 聚类分析 耕地养分 配方施肥 慈溪市 |
| 收稿时间： | 2011/6/23 0:00:00 |
| 修稿时间： | 2011/10/24 0:00:00 |
Application of cluster analysis in soil testing and formulated fertilization |
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| LU Hong.Application of cluster analysis in soil testing and formulated fertilization[J].Soil and Fertilizer Sciences in China,2012(1):99-102. |
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| Authors: | LU Hong |
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| Institution: | LU Hong(Agricultural Monitor Center of Cixi,Zhejiang Cixi 315300) |
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| Abstract: | This research was conducted in Cixi county of Zhejiang province.2 043 samples of cropland were collected in this area in 2007~2009.Applied to the hierarchical clustering methods,five types had been established based on the content of the organic matter,total N,available N,available P and available K.The formulated fertilization of relative crop was suggested according to the type’s nature. |
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| Keywords: | cluster analysis cropland nutrient formulated fertilization Cixi county |
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