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全新世时期古水土流失与古人类活动相互影响分析

杨晓燕 袁仁茂

水土保持通报2001,Vol.21Issue(1):11-14,4.
水土保持通报2001,Vol.21Issue(1):11-14,4.

全新世时期古水土流失与古人类活动相互影响分析

A Study on Interaction Between Human Activities and Past Soil and Water Loss in Holocene

杨晓燕 1袁仁茂1

作者信息

  • 1. 北京大学 城市与环境学系,
  • 折叠

摘要

Abstract

The method of studying for interaction between the past man activi ties and soil and water loss appearing in Holocene is discussed and practiced. The information of the past soil and water loss could be gotten from the sediment of river, lake or the bottom of slope according to the measure meth ods that used in Quaternary. In some degree, that the number of pollen is decreasing or vanished, the s usceptibility is increasing, the elements or compounds transferring difficulty accumulate, or granularity is increasing in t he sediment, may suggest that the soil and water loss occurred in the past time. The archaeological site of Hongsh an culture is abroad but sparse, and the deposit of culture layer is thin, that may be caused by the past soil and wa ter loss during that time in terms of pollen analysis in the sediment of Daling river in the north of Liaoning province.

关键词

古水土流失/古人类活动/研究方法

分类

农业科技

引用本文复制引用

杨晓燕,袁仁茂..全新世时期古水土流失与古人类活动相互影响分析 [J].水土保持通报,2001,21(1):11-14,4.

水土保持通报

OA北大核心CSCD

1000-288X

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