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长治漳泽水库湿地植物群落的数量分类与排序研究
引用本文:孙利青,武冬梅,李素清.长治漳泽水库湿地植物群落的数量分类与排序研究[J].科技情报开发与经济,2010,20(2):165-167,169.
作者姓名:孙利青  武冬梅  李素清
作者单位:1. 山西大学黄土高原研究所,山西太原,030006;山西大学环境与资源学院,山西太原,030006
2. 山西大学黄土高原研究所,山西太原,030006
3. 山西大学黄土高原研究所,山西太原,030006;太原师范学院地理系,山西太原,030012
摘    要:应用双向指示种分析(TWINSPAN)和除趋势对应分析(DCA)相结合的方法,对长治湿地植物进行数量分类和排序,将该湿地划分为8个群丛类型,分别位于土壤水分含量不同的地区。分类结果很好地反映了植物群丛类型与环境因子之间的关系,并在DCA二维排序图上得到较好的验证。DCA排序轴反映了土壤湿度的梯度变化,表明水分条件是影响该地植物群丛变化的主要生态因子。

关 键 词:长治漳泽水库湿地  植物群落  TWINSPAN分类  DCA排序

Research on the Quantitative Classification and Ordination of the Plant Community in Zhangze Reservoir's Wetland of Changzhi City
SUN Li-qing,WU Dong-mei,LI Su-qing.Research on the Quantitative Classification and Ordination of the Plant Community in Zhangze Reservoir's Wetland of Changzhi City[J].Sci-Tech Information Development & Economy,2010,20(2):165-167,169.
Authors:SUN Li-qing  WU Dong-mei  LI Su-qing
Institution:SUN Li-qing,WU Dong-mei,LI Su-qing
Abstract:By using the combination of TWINSPAN and DCA,this paper classifies and ranks the plants in Zhangze Reservoir’s Wetland of Changzhi City into 8 associations that are located at different areas according to the moistures.The results of the classification and ordination reflect well the relationship between the types of plant associations and the environmental factors which are verified well in the two-dimension ordination diagram by DCA.The ordination axes of DCA reflect the gradient change of soil moisture,which shows that water condition is the main ecological factor that influences the plant association.
Keywords:Zhangze Reservoir's wetland of Changzhi City  plant community  TWINSPAN classification  DCA ordination
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