| 哲里木盟主要耕作土壤肥力性状变化趋势分析 |
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| 引用本文： | 于忠江,邵志荣,张振石,马艳,张志敏.哲里木盟主要耕作土壤肥力性状变化趋势分析[J].内蒙古民族大学学报,1998(4). |
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| 作者姓名： | 于忠江 邵志荣 张振石 马艳 张志敏 |
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| 作者单位： | 哲里木盟绿色食员开发中心!通辽，028000(于忠江，邵志荣)，哲里木盟土壤肥料工作站!通辽，028000(张振石，马艳，张志敏) |
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| 摘 要： | 分析了近40年来哲里木盟耕作土壤肥力及性状的变化趋势；结果表明：土壤“三化”现象严重，其面积增加18．81％，有机质含量和全氮含量有所降低，但有升高趋势。速效磷、速效钾呈大幅度下降趋势。
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| 关 键 词： | 耕作土壤肥力性状 趋势 分析 |
Analysis of Cultivated Soil Fertilizer Trait Change Tendency in Zhelimu League |
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| Yu Zhongjiang et al.Analysis of Cultivated Soil Fertilizer Trait Change Tendency in Zhelimu League[J].Journal of Inner Mongolia University for Nationalities,1998(4). |
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| Authors: | Yu Zhongjiang |
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| Institution: | Zhelimu League Green Food Development Centre TongLiao 028000 |
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| Abstract: | This article analyses change tendency of cultived soil fertilizer trait in Zhelimu Leagueof 40 years. The result indicated tri - erosion (sand, wind and water erosion) were rather serious. Organic matter and nitrogen contain have elecreaded, but they also have increased tendency,rapidly available phosphorus and potassium have great decreased. |
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| Keywords: | Cultivated soil fertilizer trait Tendency Analysis |
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