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浏览/检索结果: 共18条，第1-10条 帮助 限定条件 发表日期：2008    内容类型：EI期刊论文     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 Recharge source and hydrogeochemical evolution of shallow groundwater in a complex alluvial fan system, southwest of North China Plain EI期刊论文 2008 作者:  Yu Jingjie;  Li Fadong 收藏  |  浏览/下载：15/0  |  提交时间：2012/06/11 Calcium  Chlorine compounds  Deuterium  Fans  Groundwater  Groundwater resources  Hydrogeology  Isotopes  Nonmetals  Oxygen  Underground reservoirs  Water analysis   Land use changes and their relations with carbon cycles over the past 300 a in China EI期刊论文 2008 作者:  Ge Quansheng;  He Fanneng;  Dai Junhu 收藏  |  浏览/下载：20/0  |  提交时间：2012/06/11 Biomass  Carbon  Forestry  Vegetation   Water security in north China and countermeasure to climate change and human activity EI期刊论文 2008 作者:  Yongyong Zhang;  Jun Xia 收藏  |  浏览/下载：12/0  |  提交时间：2012/06/11 Climate change  Ecology  Environmental protection  Hydrology  Water conservation   Characteristics of chemistry and stable isotopes in groundwater of Chaobai and Yongding River basin, North China Plain EI期刊论文 2008 Aji K.; Tang C.; Song X.; Kondoh A.; Sakura Y.; Yu J.; Kaneko S. 收藏  |  浏览/下载：14/0  |  提交时间：2012/06/11 Chemical properties  Discharge (fluid mechanics)  Groundwater  Groundwater flow  Isotopes   Analysis of energy conservation of Shanxi province based on evolution of industrial structure EI期刊论文 2008 作者:  Zhang Lei 收藏  |  浏览/下载：13/0  |  提交时间：2012/06/11 Climate, agricultural production and hydrological balance in the North China Plain EI期刊论文 2008 作者:  Yu Qiang;  Xia Jun 收藏  |  浏览/下载：26/0  |  提交时间：2012/06/11 Biochemical oxygen demand  Climate change  Crops  Ecosystems  Evapotranspiration  Grain (agricultural product)  Groundwater  Hydrogeology  Irrigation  Plants (botany)  Range finding  Underground reservoirs  Water conservation  Water supply   Modeling gross primary production of a temperate grassland ecosystem in Inner Mongolia, China, using MODIS imagery and climate data EI期刊论文 2008 Wu Wei Xing; Wang Shao Qiang; Xiao Xiang Ming; Yu Gui Rui; Fu Yu Ling; Hao Yan Bin 收藏  |  浏览/下载：47/0  |  提交时间：2012/06/11 Fluxes  Photosynthesis  Remote sensing  Space optics  Spectrometers  Standards  Tantalum  Vegetation   Application of MODFLOW and geographic information system to groundwater flow simulation in North China Plain, China EI期刊论文 2008 作者:  Song Xianfang 收藏  |  浏览/下载：20/0  |  提交时间：2012/06/11 BASIC (programming language)  Budget control  Computer networks  Computer simulation  Flow of water  Flow simulation  Fluid mechanics  Geographic information systems  Groundwater  Groundwater flow  Hydraulics  Hydrogeology  Information manag   Modeling nitrogen and water management effects in a wheat-maize double-cropping system EI期刊论文 2008 作者:  Yu Q.;  Ma L.;  Ma L. 收藏  |  浏览/下载：12/0  |  提交时间：2012/06/11 Biomass  Crops  Cultivation  Geologic models  Leaching  Plant life extension  Plants (botany)  Renewable energy resources  Soil moisture  Soils  Underwater soils  Water conservation  Water content  Water management  Water pollution  Water   Effect of saline water on tomato growth and yield by drip irrigation in semi-humid regions of north China EI期刊论文 2008 作者:  Liu Shiping;  Wan Shuqin;  Kang Yuehu 收藏  |  浏览/下载：21/0  |  提交时间：2012/06/11