Early Tertiary fossil plants and paleoclimate of Lanzhou Basin The Relation Between Anaerobic Switch-off Nase Activity and ATP/ADP Ratio in Ceils of Azospirillum brasilense A Taxonomical Revision of Fossil Evergreen Sclerophyllous Oaks from China Research Status and Endangered Causes of Diplopanax stachyanthus Fossil Plants from Xingyuan Formation, Pingzhuang Chifeng, Nei Monggol Fossil Plant Cunninghamia asiatica (Krassilov) Comb. Nov