用对应分析方法对横断山区孢粉组合的初步研究

A Preliminary Research on Spore-pollen Groups of an Area of Mount Heng Duan in the Corresponding Analysis

采用对应分析方法，选取５个主因子，对横断山年保耶则泥炭剖面中１９种主要孢粉进行了解析，并对２５块样品进行了聚类分析，为进一步揭示该地区全新世古植被与古气候的演变提供科学依据。

he 19 principal species of spore-pollen taken from peat section of Nianbaoyeze in Heng Duan Mountain are analysed and a cluster analysis is made with 25 samples by using corresponding analysis and selecting 5 principal factors. The preliminary research brings further to light the evolution of the ancient vegetation and climate in the area and provides scientific basis for the evolution.