| 宜昌市植烟土壤酸化特点与成因分析 |
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| 引用本文： | 尤开勋,秦拥政,赵一博,袁建华,董善裕,张廷艳,张双祥.宜昌市植烟土壤酸化特点与成因分析[J].安徽农业科学,2011(5):2737-2739. |
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| 作者姓名： | 尤开勋 秦拥政 赵一博 袁建华 董善裕 张廷艳 张双祥 |
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| 作者单位： | 长阳县烟草专卖局;五峰县烟草专卖局;宜昌市烟草专卖局; |
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| 摘 要： | 目的]采取措施缓解宜昌市土壤酸化现状,提高烟叶质量。方法]对宜昌市植烟土壤1 832个土样进行田间调查和土样化验分析,测定其pH值及各种离子含量。结果]宜昌市植烟土壤徽酸性、强酸性和极强酸性面积已达76.23%,泥质岩土壤与石英质岩土壤下降值相同,土壤pH值与阳离子交换量呈正相关性,土壤酸化早期速效钾增加,后期速效钾含量下降。结论]降雨量大,施肥不当及土壤中有效态硫的过高含量是导致土壤酸化的主要原因,施用石灰、施用腐熟有机肥料、施用生理碱性肥料可阻止和减缓土壤酸化。
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| 关 键 词： | 烟草 土壤 酸化原因 对策 |
Research on the Characteristics of Soil Acidification in the Tobacco-planting Area of Yichang City and Analysis of Its Reason |
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| YOU Kai-xun et al.Research on the Characteristics of Soil Acidification in the Tobacco-planting Area of Yichang City and Analysis of Its Reason[J].Journal of Anhui Agricultural Sciences,2011(5):2737-2739. |
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| Authors: | YOU Kai-xun |
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| Institution: | YOU Kai-xun et al (Tobacco Management Bureau of Changyang County,Changyang,Jiangxi 443500) |
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| Abstract: | Objective] The current situation of the soil acidification in the Yichang city would be alleivated for the improvement of tobacco leaf quality through the adoptability of some measurements.Method] The in field survey and soil sample laboratory analysis results show: Yichang city emblem acidic soil,strong acid and extremely strong acidic area reached 76.23%,mudstone soil and quartz rock fall in value the same soil,soil pH and cation exchange capacity follow a dependency,soil acidification early available p... |
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| Keywords: | Tobacco Soil Acidification reason Countermeasure |
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