THE STUDY ON FEATURES OF PALEOCLIMATIC VARIATION OF DRY AND COLD AREAS .2. PRELIMINARY-STUDY ON FLUCTUATING MODEL OF PALEOCLIMATE OF QARHAN SALT LAKE REGION IN QAIDAM BASIN

被引:0
作者
HUANG, Q [1 ]
SUN, NJ [1 ]
MENG, ZQ [1 ]
LIU, HL [1 ]
机构
[1] GUILIN INST MET & GEOL,DEPT CHEM EXPLORAT,GUILIN 541004,PEOPLES R CHINA
来源
SCIENCE IN CHINA SERIES B-CHEMISTRY LIFE SCIENCES & EARTH SCIENCES | 1991年 / 34卷 / 03期
关键词
ORGANIC CARBON STRATIGRAPHY; SPORO-POLLEN COMPOSITION; UNDULATING MODEL OF PALEOCLIMATE;
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Depositing ages of sediment in core CK6 of Qarhan Salt Lake were determined by using methods of C-14, Th-230 and paleo-terrestrial-magnetism. Based on synthetic analyses for the variation of the content of organic carbon, sporo-pollen composition and lithofacies, the fluctuating model of paleo-climate since 750 ka B.P. was set up. It is divided into 21 fluctuating epochs of climate, among them, 11 are warm and humid epochs, and 10 are dry and cold epochs.
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页码:338 / 351
页数:14
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