摘要
本文根据野外采样，通过粒度分析法研究分析了河龙区间六条流域各地层产粗沙量。结果表明，区内产粗沙仍以黄土为主，基岩次之，风沙产粗沙最少。
The coarse sediment yields in different earth layers of 6 tributaries in the reach of Hekouzhen to hongmen are studied and analysed in the paper through grain size analysis according to field samples.The results demonstrated that coarse sediment is mainly yielded from loess, secondly from base rock, and least in sand area.
出处
《人民黄河》
北大核心
1997年第4期21-24,共4页
Yellow River
基金
"八五"攻关项目!"黄河治理与水资源开发利用"
关键词
流域
粗沙
粒度分析法
河龙区间
6 tributaries, coarse sediment, grain size analysis method, region of Hekouzhen to Longmen
