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North Qian site is located on the Jiaodong Peninsula south bank of the west , remains mainly belong to the North Xin cultural , Dawenkou culture early Zhou Dynasty , unearthed a large number of charcoal remains . North Qian unearthed charcoal remains scientifically identified , combined with the Jiaodong Peninsula ruins charcoal remains research results on the basis of the results in the identification , and try to recover the distribution of the natural vegetation of the Jiaodong Peninsula during the Qin Dynasty , and analysis of the North footpath settlements trees resources utilization . Explore the use of charcoal remains of re-establishing natural vegetation , accumulated information for the understanding of human use of tree resources . North Qian ruins charcoal remains were found including Pinus , Acer , Betula , Sawtooth oak , Quercus , Mongolian oak , toon genus , Zhe genus , Ash group , Cassia genus Malus, Prunus , Ailanthus genus, beech genera Ulmus and Celtis 16 kinds of species of the genus . To combine the Jiaodong Peninsula ruins charcoal remains identified results found the Jiaodong Peninsula since the early Dawenkou culture to the Zhou Dynasty , has been distributed in warm temperate deciduous broad-leaved forest vegetation types , since the early Dawenkou culture to the Zhou Dynasty , Jiaodong Peninsula pre-Qin Sawtooth oak and Quercus unearthed vegetation mix is always the highest probability , followed by Ulmaceae . Different periods , the specific combination of vegetation occur the more obvious changes , mainly in the Yueshi and after the Shang and Zhou decreased subtropical species number and variety of this change may be mainly caused by Holocene climate change , human behavior may also be affected by the impact . The fuelwood North Qian settlement Sawtooth oak and Quercus trees and a large selection of building materials of wood use . You may also exist other trees in the use of resources , and requires the use of a variety of scientific research methods to carry out a more detailed system analysis . The North footpath ruins charcoal remains identified results, to explore the the Jiaodong Peninsula during the Qin Dynasty natural vegetation recovery , as well as the use of tree resources provide important information , reference provides a detailed analysis of the charcoal remains in archaeological sites in China . Carbonized seeds , fruits , phytoliths , charcoal the North footpath ruins plant remains research object , the information contained in the plants and the human relationship , deepened the understanding of the ancient society .
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