Chishui City in Guizhou Province has recently decided to close billion foreign capital in the world, one of the few concentrated areas of natural Cyathea Chishui River to build the China Eco-Jurassic Park, an attempt to reproduce the two million years ago, the Jurassic era. Experts found here in 1983, thousands of hectares dinosaur food Cyathea tree, but so far found no traces of dinosaurs. The Jurassic era, where home really a dinosaur? If so, where to go in the end of dinosaurs? Why it has not found dinosaur fossils? If not, thousands of hectares of Cyathea tree represent? Why Cyathea tree to grow so far in this busy? Return to the Jurassic In 1983, an expedition team found the Chishui River Gold shagou Cyathea large tree, a discovery that leads to this remote valley of China's world-famous. In 1984, China established a National Nature Reserve in Guizhou Chishui Alsophila spinulosa, is China's first to Cyathea and other rare and endangered plants and natural ecosystems as the main object of protection of protected areas to protect an area of 13.3 thousand hectares, is the world's few Cyathea Natural concentrated distribution area. Alsophila spinulosa is an ancient origin of the large tree ferns, their populations 一亿八千万年 before the dinosaurs co-prosperity with the health to enjoy a living fossil of the reputation for the state-level protected plants. Health and environment is desirable Alsophila Mesozoic Jurassic period of sanctuary. Experts believe that the Jurassic era there are three important features: a thick red sandstone, south subtropical climate and primitive natural environment. Guizhou Normal University, Professor of Geography and Biological Sciences TU Yu-lin said that marked the development of the Jurassic era of the formation of red sandstone landform called Danxia landform, Chishui valley is a typical representative of China's Danxia landform. Cyathea Chishui National Nature Reserve, Senior Engineer, Zhao Xin-yi, in fact the name is Jurassic red beds in the Cretaceous red beds.