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Analyses of the spring dust storm frequency of northern China in relation to antecedent and concurrent wind, precipitation, vegetation, and soil moisture conditions 期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 2004, 卷号: 109, 期号: D16
作者:  Liu, XD;  Yin, ZY;  Zhang, XY;  Yang, XC
收藏  |  浏览/下载：240/0  |  提交时间：2020/05/28
dust storm frequency  wind velocity  precipitation  NDVI  soil moisture  China  
Petrographic and geochernical contrasts and environmentally significant trace elements in marine-influenced coal seams, Yanzhou mining area, China 期刊论文
JOURNAL OF ASIAN EARTH SCIENCES, 2004, 卷号: 23, 期号: 4, 页码: 491-506
作者:  Liu, GJ;  Yang, PY;  Peng, ZC;  Chou, CL
收藏  |  浏览/下载：157/0  |  提交时间：2020/05/28
coal geochemistry  sulfur in coal  environmentally significant trace elements  Yanzhou mining area  Chinese coal  
Concentrations of "elemental carbon" in samples from the Peking Man Site at Zhoukoudian and the possibility of their application in the development of evidence for the use of fire by humans 期刊论文
CHINESE SCIENCE BULLETIN, 2004, 卷号: 49, 期号: 6, 页码: 612-616
作者:  Shen, CD;  Yi, WX;  Yang, Y;  Sun, YM;  Jin, CZ;  Liu, TS;  Cai, BX
收藏  |  浏览/下载：235/0  |  提交时间：2020/05/28
Zhoukoudian  Peking man  fire  element carbon  
Reconstruction of May-July precipitation in the north Helan Mountain, Inner Mongolia since AD 1726 from tree-ring late-wood widths 期刊论文
CHINESE SCIENCE BULLETIN, 2004, 卷号: 49, 期号: 4, 页码: 405-409
作者:  Liu, Y;  Shi, JF;  Shishov, V;  Vaganov, E;  Yang, YK;  Cai, QF;  Sun, JY;  Wang, L;  Djanseitov, I
收藏  |  浏览/下载：173/0  |  提交时间：2020/05/28
Helan Mountain  pinus tabulaeformis  late-wood ring width  precipitation reconstruction