Character of a Nology and Changes of Monsoon Climate Over the Last 10000 Years in Gucheng Lake, Jiangsu Province Westphalian Sporo-Pollen Assemblages from the Upper Carboniferous in Zhongwei, Ningxia Tertiary Sporo-Pollen Assemblage of-Zhujiangkou Pearl River North Basin and Its Stratigraphicai Significance Sporo-Pollen Assemblage from the Miocene Tongguer Formation of Inner Mongolia and Its Climate Characteristics of the Later Hoocene Epoch Sporo-pollen Assemblage and Their Significance in Dabusu Lake, Qianan County, Jilin Province Sporo-Pollen Assemblages from Late Phase of Early Cretaceous in Minhe Basin The Existence of Paleogene Sediments in East China Sea Basin by Palynological Evidence