DCA ordination gave the ecological significance of ordination axes.Axis 1 indicated the altitude the meadow distributed, while axis 2 indicated the soil humidity of the distribution site.
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- DCA排序图反映出排序轴的生态意义,第1轴反映了各群落类型所在环境的海拔梯度,从上到下,随着海拔的升高,植物群落或植物种的耐寒性越来越强；
