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Water management and wheat yields in ancient China: Carbon isotope discrimination of archaeological wheat grains 期刊论文
HOLOCENE, 2021, 卷号: 31, 期号: 2, 页码: 285-293
作者:  Zhou Xinying;  Zhu Lin;  Spengler, Robert N.;  Zhao Keliang;  Liu Junchi;  Xu Xing;  Bao Yige;  Dodson, John;  Xu Hai;  Li Xiaoqiang
收藏  |  浏览/下载：266/0  |  提交时间：2021/05/08
agricultural transition  carbon isotope  climate change  crop exchange  human adaptation  wheat  
Increased winter-spring precipitation from the last glaciation to the Holocene inferred from a C-13(org) record from Yili Basin (Xinjiang, NW China) 期刊论文
SCIENCE CHINA-EARTH SCIENCES, 2019, 卷号: 62, 期号: 7, 页码: 1125-1137
作者:  Zhao, Keliang;  Li, Xiaoqiang;  Xu, Hai;  Zhou, Xingying;  Dodson, John;  Liu, Junchi
收藏  |  浏览/下载：292/0  |  提交时间：2020/06/05
Organic matter  Central Asia  C-3 and C-4 plants  Seasonality changes  Winter-spring precipitation  
A Comparison of Different Preservation Methods for Nitrogen Isotopes of Soil Extractable NO3(-) 期刊论文
PEDOSPHERE, 2018, 卷号: 28, 期号: 6, 页码: 943-951
作者:  Liu Junchi;  Liu Weiguo;  Hu Jing
收藏  |  浏览/下载：286/0  |  提交时间：2020/06/23
air-drying  freezing  ion exchange  isotopic fractionation  nitrogen isotope tracing  soil extraction  soil storage  
Soil nitrogen isotopic composition of the Xifeng loess-paleosol sequence and its potential for use as a paleoenvironmental proxy 期刊论文
QUATERNARY INTERNATIONAL, 2017, 卷号: 440, 期号: PtA, 页码: 35-41
作者:  Liu, Junchi;  Liu, Weiguo
Adobe PDF(1167Kb)  |  收藏  |  浏览/下载：210/0  |  提交时间：2018/10/16
Nitrogen Isotope  Paleoenvironment  Loess-paleosol Sequence  Glacial-interglacial Cycle  Chinese Loess Plateau