良渚遗址群是距杭州市西北18 km的良渚镇和瓶窑镇毗邻地带间许多遗址的总称,代表了良渚文化发展的最高成就,是良渚文化的中心。根据在2007年发现的良渚古城墙外侧开挖的良渚北剖面、良渚西剖面沉积样品的粒度分析、孢粉分析数据,以及综...良渚遗址群是距杭州市西北18 km的良渚镇和瓶窑镇毗邻地带间许多遗址的总称,代表了良渚文化发展的最高成就,是良渚文化的中心。根据在2007年发现的良渚古城墙外侧开挖的良渚北剖面、良渚西剖面沉积样品的粒度分析、孢粉分析数据,以及综合区域内多个剖面地层对比,恢复了该地区全新世环境的演变过程。研究表明,全新世良渚遗址群内环境演变可以分为4个阶段：（1）7 ka BP以前的平原区多为静水沉积环境,水域范围较大,水位较高,且水深逐渐增加,不太适合人类活动;（2）7~5.1 ka BP区域水位有所下降,水域面积缩小,部分较高的地区露出水面,较少接受沉积,一些低洼地区接受了沼泽相或河流泛滥相沉积,一些人类活动遗址开始出现;（3）5.1~4.3 ka BP水位较低,文化快速发展,平原上多见良渚文化遗迹,一些遗址堆积了较厚的良渚文化层;（4）4.3 ka BP以后水位再次升高,良渚文化衰落,多数良渚文化层之上都覆盖一套黄色或黄褐色泛滥相沉积。该地区全新世时期的水位波动与人类文化兴衰演化历史相关的现象表明,良渚遗址区域内地貌特征及水文环境的变化是影响良渚文化兴衰演化的重要原因之一。展开更多
Multi-proxy data from pollen,phytolith and archaeology are combined to discuss the possible relationship between early agricultural activity and natural environment(especially water condition)during late Liangzhu peri...Multi-proxy data from pollen,phytolith and archaeology are combined to discuss the possible relationship between early agricultural activity and natural environment(especially water condition)during late Liangzhu period at Bianjiashan site,Zhejiang Province.Three stages of human impact changes are defined.During the first stage,pollen assemblage indicated a well-diversified broadleaved evergreen and deciduous forest(dominated by evergreen/deciduous Quercus,Altingia,Liquidambar,Tilia,Zelkova,Juglans,etc),which corresponds to a warm and wet condition.Rice pollen and phytolith records show rice agricultural cultivation on the low-lying field area.With the rise of the precipitation(during the second stage),rice glum phytolith decreases,and tree phytolith goes up,which reflects the intense deforestation,corresponding to the excavation of flood control facilities,i.e.the dock.Because of poor pollen preservation at the third stage,phytolith analysis provides an alternate means for understanding the relationship between man and nature.At this stage,wild grasses and reed flourished in the low-lying plain area nearby the site,rice agricultural activity continued.The variation of tree pollen concentration shows the intensification of human impact since late Liangzhu Culture period.展开更多
文摘良渚遗址群是距杭州市西北18 km的良渚镇和瓶窑镇毗邻地带间许多遗址的总称,代表了良渚文化发展的最高成就,是良渚文化的中心。根据在2007年发现的良渚古城墙外侧开挖的良渚北剖面、良渚西剖面沉积样品的粒度分析、孢粉分析数据,以及综合区域内多个剖面地层对比,恢复了该地区全新世环境的演变过程。研究表明,全新世良渚遗址群内环境演变可以分为4个阶段：（1）7 ka BP以前的平原区多为静水沉积环境,水域范围较大,水位较高,且水深逐渐增加,不太适合人类活动;（2）7~5.1 ka BP区域水位有所下降,水域面积缩小,部分较高的地区露出水面,较少接受沉积,一些低洼地区接受了沼泽相或河流泛滥相沉积,一些人类活动遗址开始出现;（3）5.1~4.3 ka BP水位较低,文化快速发展,平原上多见良渚文化遗迹,一些遗址堆积了较厚的良渚文化层;（4）4.3 ka BP以后水位再次升高,良渚文化衰落,多数良渚文化层之上都覆盖一套黄色或黄褐色泛滥相沉积。该地区全新世时期的水位波动与人类文化兴衰演化历史相关的现象表明,良渚遗址区域内地貌特征及水文环境的变化是影响良渚文化兴衰演化的重要原因之一。
文摘Multi-proxy data from pollen,phytolith and archaeology are combined to discuss the possible relationship between early agricultural activity and natural environment(especially water condition)during late Liangzhu period at Bianjiashan site,Zhejiang Province.Three stages of human impact changes are defined.During the first stage,pollen assemblage indicated a well-diversified broadleaved evergreen and deciduous forest(dominated by evergreen/deciduous Quercus,Altingia,Liquidambar,Tilia,Zelkova,Juglans,etc),which corresponds to a warm and wet condition.Rice pollen and phytolith records show rice agricultural cultivation on the low-lying field area.With the rise of the precipitation(during the second stage),rice glum phytolith decreases,and tree phytolith goes up,which reflects the intense deforestation,corresponding to the excavation of flood control facilities,i.e.the dock.Because of poor pollen preservation at the third stage,phytolith analysis provides an alternate means for understanding the relationship between man and nature.At this stage,wild grasses and reed flourished in the low-lying plain area nearby the site,rice agricultural activity continued.The variation of tree pollen concentration shows the intensification of human impact since late Liangzhu Culture period.
