QQ客服 官方微博 反馈留言

浏览/检索结果: 共3条，第1-3条 帮助 限定条件 专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Mapping soil organic carbon using auxiliary environmental covariates in a typical watershed in the Loess Plateau of China: a comparative study based on three kriging methods and a soil land inference model (SoLIM) 期刊论文 environmental earth sciences, 2015 Wen, Wen; Wang, Yafeng; Yang, Lin; Liang, Di; Chen, Liding; Liu, Jing; Zhu, A-Xing 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/10 Spatial interpolation method  Soil organic carbon  Auxiliary environmental variables  The Loess Plateau regions  REFLECTANCE SPECTROSCOPY  INTERPOLATION METHODS  SOUTHWESTERN CHINA  SPATIAL PREDICTION  MOISTURE  EROSION  PATTERNS  SCALE  MAPS  PRODUCTIVITY   Upper Pleistocene-Holocene geomorphic changes dictating sedimentation rates and historical land use in the valley system of the Chifeng region, Inner Mongolia, northern China 期刊论文 earth surface processes and landforms, 2010 Avni, Y.; Zhang, J. F.; Shelach, G.; Zhou, L. P. 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/12 loess  landscape evolution  OSL dating  human occupation  Chifeng region of northeast China  OPTICALLY STIMULATED LUMINESCENCE  LOESS PLATEAU  ENVIRONMENTAL-CHANGE  NEGEV HIGHLANDS  GULLY EROSION  QUARTZ  DESERTIFICATION  IMPACT  GRAINS  ISRAEL   Contrastive analysis of valuation methods of ecosystem services value-A case study of zhifanggou watershed in a hilly and gully region of loess plateau 期刊论文 yingyong jichu yu gongcheng kexue xuebaojournal of basic science and engineering, 2009 Han, Peng; Si, Jin; Wang, Yinggang 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/16