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福建红壤区不同侵蚀强度马尾松林地土壤营养元素变化特征

窦晓琳, 李铭, 王伟波, 张全发, 程晓莉

窦晓琳, 李铭, 王伟波, 张全发, 程晓莉. 福建红壤区不同侵蚀强度马尾松林地土壤营养元素变化特征[J]. 植物科学学报, 2012, (2): 161-168. DOI: 10.3724/SP.J.1142.2012.20161
引用本文: 窦晓琳, 李铭, 王伟波, 张全发, 程晓莉. 福建红壤区不同侵蚀强度马尾松林地土壤营养元素变化特征[J]. 植物科学学报, 2012, (2): 161-168. DOI: 10.3724/SP.J.1142.2012.20161
DOU Xiao-Lin, LI Ming, WANG Wei-Bo, ZHANG Quan-Fa, CHENG Xiao-Li. Changes in Soil Nutrients in Different Eroded Soils in Pinus massoniana Forest Ecosystems in Fujian Province,China[J]. Plant Science Journal, 2012, (2): 161-168. DOI: 10.3724/SP.J.1142.2012.20161
Citation: DOU Xiao-Lin, LI Ming, WANG Wei-Bo, ZHANG Quan-Fa, CHENG Xiao-Li. Changes in Soil Nutrients in Different Eroded Soils in Pinus massoniana Forest Ecosystems in Fujian Province,China[J]. Plant Science Journal, 2012, (2): 161-168. DOI: 10.3724/SP.J.1142.2012.20161
窦晓琳, 李铭, 王伟波, 张全发, 程晓莉. 福建红壤区不同侵蚀强度马尾松林地土壤营养元素变化特征[J]. 植物科学学报, 2012, (2): 161-168. CSTR: 32231.14.SP.J.1142.2012.20161
引用本文: 窦晓琳, 李铭, 王伟波, 张全发, 程晓莉. 福建红壤区不同侵蚀强度马尾松林地土壤营养元素变化特征[J]. 植物科学学报, 2012, (2): 161-168. CSTR: 32231.14.SP.J.1142.2012.20161
DOU Xiao-Lin, LI Ming, WANG Wei-Bo, ZHANG Quan-Fa, CHENG Xiao-Li. Changes in Soil Nutrients in Different Eroded Soils in Pinus massoniana Forest Ecosystems in Fujian Province,China[J]. Plant Science Journal, 2012, (2): 161-168. CSTR: 32231.14.SP.J.1142.2012.20161
Citation: DOU Xiao-Lin, LI Ming, WANG Wei-Bo, ZHANG Quan-Fa, CHENG Xiao-Li. Changes in Soil Nutrients in Different Eroded Soils in Pinus massoniana Forest Ecosystems in Fujian Province,China[J]. Plant Science Journal, 2012, (2): 161-168. CSTR: 32231.14.SP.J.1142.2012.20161

福建红壤区不同侵蚀强度马尾松林地土壤营养元素变化特征

基金项目: "十一五"国家科技支撑(攻关)计划项目(132009BADC6B00123);湖北省自然科学基金项目(2010CDB105)。
详细信息
    通讯作者:

    程晓莉, E-mail: xlcheng@fudan.edu.cn

  • 中图分类号: X171.4

Changes in Soil Nutrients in Different Eroded Soils in Pinus massoniana Forest Ecosystems in Fujian Province,China

  • 摘要: 采用野外调查和室内分析的方法对福建红壤区不同侵蚀强度马尾松林地土壤营养元素动态进行研究,以揭示红壤侵蚀区不同侵蚀强度对马尾松林地土壤营养元素的影响。结果表明:除速效磷以外,侵蚀强度显著改变了土壤有机质、碱解氮、全钾、速效钾的含量以及土壤pH。土壤有机质和碱解氮在中度侵蚀马尾松林地含量最高,随着侵蚀强度的增加植被覆盖减少,土壤有机质和碱解氮显著降低。土壤全钾和速效钾含量随着侵蚀强度的增加而显著增加,土壤速效磷随着侵蚀强度的增加没有显著的变化。土壤pH值随着土壤侵蚀强度和土壤深度的增加而显著增加。皮尔逊相关关系分析表明:有机质与碱解氮、全钾和pH显著相关。灰色关联度分析表明:除侵蚀强度对营养元素和pH有显著影响外,坡度对土壤营养元素和pH影响较大;覆盖度对有机质、碱解氮和速效磷影响较大。因此,植被恢复和植被生境的综合治理是红壤侵蚀区生态恢复与重建的有效途径。
    Abstract: We investigated changes in soil nutrients in different eroded soils in Pinus massoniana forest ecosystems in Changting County,Fujian Province,by field investigation and laboratory analysis.Our results showed that soil erosion significantly changed soil organic matter (OM),available nitrogen (AN),total potassium (TK),available potassium (AK),and pH,but did not significantly affect available phosphorus (AP).Soil OM and AN decreased with increasing soil erosion from mid-level eroded soils in Pinus massoniana forest ecosystems due to a decline in plant coverage,while TK and AK increased with increasing soil erosion across the whole-level eroded soils.Soil AP did not significantly change with increasing soil erosion.Soil pH value increased with increasing soil erosion and soil depth.Pearson correlation analysis indicated that OM was related to AN,TK,and pH.Although soil erosion was a critical control on soil nutrients,grey relational analysis showed that the slope had a great influence on all the soil nutrients and pH,and the plant coverage was important for OM,AN and AP.Our results suggested that plant restoration and comprehensive management of habitat would be an effective approach for recovering red soil erosion.
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出版历程
  • 收稿日期:  2011-10-16
  • 修回日期:  2012-01-06
  • 发布日期:  2012-04-29

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