澧阳平原晚更新世晚期至全新世早中期环境演变及其对人类活动的影响
郭媛媛, 莫多闻, 毛龙江, 郭伟民

The Environmental Change of Late Pleistocene to Early and Middle Holocene and Its Impact on Human Activities in Liyang Plain, Hunan Province, China
Yuanyuan Guo, Duowen Mo, Longjiang Mao, Weimin Guo
图5 澧阳平原岩板垱剖面各环境指标
①. 棕黄色粘土质粉砂层; ②. 黄褐色粘土质粉砂层; ③~⑤. 黑褐色沉积层; ⑥. 黑色土层;. 棕黄色粘土层
Fig.5 The environmental indicators of YBD site in Liyang Plain