The classification and ordination of the grassland vegetation are studied with the numerical methods of TWINSPAN (Two-way indicative species analysis) and DCA (Detrended correspondence analysis).
本文运用二元指示种分析TWINSPAN和无倾向对应分析DCA的数学方法对草地植被进行分类与排序。
Based on 75 recorded moss species and their coverage, Two-way Indicator species Analysis (TWINSPAN) and Detrended Correspondence Analysis (DCA) were used to analyze their distribution patterns.
基于75种记录的藓类植物及其盖度数据，应用双向指示种分析法(TWINSPAN)和除趋势对应分析(DCA)分析其分布格局。
The scores of ordination were then used for a two way indicator species analysis (TWINSPAN) to the species.
然后利用排序得分对物种进行二元指示种（TWINSPAN）分类。
Based on the field investigation, TWINSPAN and DCA were applied to the analysis of the lawn plant communities in the fall of 2009 in Taiyuan city.
2009年秋季对太原市不同类型的草坪植物进行物种调查和数量分类排序研究。
Based on the field investigation, TWINSPAN and DCA were applied to the analysis of the lawn plant communities in the fall of 2009 in Taiyuan city.
2009年秋季对太原市不同类型的草坪植物进行物种调查和数量分类排序研究。
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