| 瓦房店市耕地土壤养分分析 |
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| 引用本文： | 王治祥.瓦房店市耕地土壤养分分析[J].辽宁农业科学,2011(1):34-37. |
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| 作者姓名： | 王治祥 |
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| 作者单位： | 瓦房店市农业技术推广中心,辽宁,瓦房店,116300 |
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| 摘 要： | 2006年瓦房店市耕地土壤养分分析结果表明,瓦房店市耕地土壤有机质、碱解氮、有效磷和速效钾的平均含量分别为11.21 g/kg、86.45 mg/kg4,5.8 mg/kg和75.02 mg/kg。有机质、碱解氮含量总体处于中等水平,有效磷和速效钾含量总体处于高水平。土壤有机质含量的次数分布曲线近似于呈偏正态分布,碱解氮、速效磷和速效钾近似于呈偏正态分布。各养分的变异程度由小到大依次为土壤有机质、速效钾、碱解氮、有效磷。
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| 关 键 词： | 土壤有机质 有效磷 速效钾 |
Analysis of Arable Soil Nutrients in Wafangdian City |
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| WANG Zhi-xiang.Analysis of Arable Soil Nutrients in Wafangdian City[J].Liaoning Agricultural Sciences,2011(1):34-37. |
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| Authors: | WANG Zhi-xiang |
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| Institution: | WANG Zhi-xiang(WAfangdian Agricultural Tehnology Extation Centre,Wafangdian,Liaoning 110300) |
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| Abstract: | The results of the determinations of available soil nut rients in Wa Fang dian showed that the average content s of organicmatter,available phosphorus and available potassium were 11.21 g/ kg,45.8 mg/ kg and 75.02 mg/kg,respectively.Frequency distribution of soil organicmatter appeared in deviated normal distribution,and total nitrogen appeared an approximate normal distribution,and the available phosphorus and available potassium appeared an approximate deviated distribution.The order of coefficient of var... |
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| Keywords: | Organic matter Available N Available P Available K |
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