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Evaluation of Soil Fertility in the Asparagus Field Coastwise Yellow River——For Exemple the Yellow River Farm
Author(s): 
Pages: 7
Year: Issue:  11
Journal: XIANDAI NONGYE KEJI

Keyword:  芦笋田土壤养分肥力评价黄河沿岸;
Abstract: 通过对黄河农场芦笋田土壤定点采样及其养分含量测定,结果表明:大部分土壤pH值偏高,有机质含量低,氮、磷、钾储备不足,速效氮和有效钾含量均处于中等偏下水平,有效磷为极缺状态.微量元素中铜和铁是中等水平,锌、锰和硼比较缺乏.阳离子代换量低,土壤保肥能力差.
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