| 河北省雄县牛驼镇地热田第四纪古土壤与古地理环境 |
| |
| 关键词:depositional cycle ancient soil palaeovegetation palaeoenvironment |
| 基金项目: |
|
| 摘要点击次数: 2826 |
| 全文下载次数: 2135 |
| 摘要: |
| The Ancient Soil and Palaeogeographic Environment of Niutuozhen Ge othermal Field,Hebei Province in Quaternary Period |
| According to the study on ancient soil,sporopollenan alysis,stratigrahic succession,and palaeomagnetic dating of the drill in Xiongx ian Geothermal field,Hebei province,the authors have discussed the palaeoclimate evolution in this area during Quaternary period.It is considered that during Qu aternary period the soil layers can be divided in two large zones,the palaeovege tation development had gone through four stages,and the distinct climate change of cold-warm-dry-wet had had sixteen times. |
| REN Zhen-ji,YU Kai-ning,YAN Gui-fan.1999.The Ancient Soil and Palaeogeographic Environment of Niutuozhen Ge othermal Field,Hebei Province in Quaternary Period[J].Acta Geoscientica Sinica,20(2):201-206. |
| 查看全文 查看/发表评论 下载PDF阅读器 |
|
|
|
|
|