东至县土壤养分与烟叶质量状况分析
Journal of Hebei Agricultural Sciences（2008）
Abstract
对东至县59个土壤和14个烟叶样品进行了分析.结果表明:东至县土壤酸性较强,土壤有机质、磷和交换性镁含量中等偏低,钾含量低;烟叶还原糖、钾、铁、锰、铜和锌含量较高,烟叶尼古丁、氯离子和镁含量偏低.建议加强土壤酸性的改良,选用碱性钙镁磷肥;加强土壤的培肥和物理性状的改良,提高土壤有机质含量的含量;增加磷、钾和镁肥用量.
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Key words
Soil fertility,Tobacco quality,Dongzhi County
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