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周口主要植烟土壤养分状况分析

Journal of Anhui Agricultural Sciences(2010)

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Abstract
[目的]研究周口主要植烟土壤养分状况,为烟田合理施肥提供依据.[方法] 2009年在周口烟区商水、鹿邑、郸城等植烟县市采集有代表性烟田土壤样品,分析其有机质、速效氮、速效磷、速效钾等养分含量.[结果]全区土壤有机质和碱解氮含量相对偏高,速效磷总体含量集中在"中低"水平,速效钾含量较丰富,水溶性氯含量偏高,有效硼普遍缺乏.4个重点植烟县烟田土壤养分状况存在差异.[结论]该区烤烟施肥应遵循"控氮,增磷,稳钾,补硼、锰微肥"的施肥原则.
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Key words
Soil nutrient,Zhoukou,Flue-cured tobacco,Fertilization technique
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