Sporopollen was analyzed for samples from Neogene lacustrine sediments of the Tuotuohe, Tongtianhe, Nagqu, East Wenquan and Oiyug basins and Late Quaternary lacustrine sediments of Bas Co, Co Ngoin and Nam Co on the Tibetan Plateau.

• 对取自沱沱河盆地、通天河盆地、那曲盆地、东温泉盆地、乌郁盆地的新近纪湖相沉积与取自巴斯错、错鄂、纳木错的晚第四纪湖相沉积,进行孢粉分析;