【摘要】 从气候变化和地形影响两个角度 ,对长江三角洲南部晚更新世地层中西部丘陵区的下蜀黄土与东部平原区的硬粘土层进行了初步探讨 ,认为二者的物质来源都是末次冰期盛冰期由风力搬运堆积而形成的。更多还原

【Abstract】 According to the analysis of climatic changes and terrain influence,the relations between Xiashu Loess in the western hills and the hard clay in the eastern plain, which both exist in the layers of Late Pleistocene in the southern Yangtze River Delta are discussed.The results show that Xiashu Loess and the hard clay both stem from the accumulations carried by wind in Pleniglacial of the Last Glaciation.更多还原