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Status of Nutrient Contents of Tobacco Growing Soil and Fertilization Strategy in Yongzhou
Author(s): 
Pages: 377-381
Year: Issue:  4
Journal: Crop Research

Keyword:  植烟土壤养分施肥永州;
Abstract: 2010年对永州市50个种烟乡镇的629个植烟土壤样品的养分状况进行了调查分析.结果表明:永州烟区土壤pH总体偏碱性,土壤有机质含量较高,土壤氮、磷营养贮藏及供应水平较高,土壤速效钾供应相对不足.利用聚类分析法将50个乡镇土壤聚合为5种类型,总结了各类型土壤养分特征及施肥方法,指出生产上应遵循控氮、稳磷、增钾、施足基肥、早施追肥的原则.
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