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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 内容类型：SCI/SSCI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 Elevated atmospheric carbon dioxide concentration stimulates soil microbial activity and impacts water-extractable organic carbon in an agricultural soil SCI/SSCI论文 2015 作者:  Fang H. J.;  Cheng, S. L.;  Lin, E. D.;  Yu, G. R.;  Niu, S. L. 收藏  |  浏览/下载：79/0  |  提交时间：2015/12/09 Free air CO2 enrichment  Water extractable organic matter  Excitation-emission matrix spectra  Rhizosphere priming effect  Extracellular enzymes activities  term co2 enrichment  enzyme-activities  n-deposition  temperate forests  c-concentrations  pine forest  matter  nitrogen  dynamics  fluorescence   Effects of Grazing Regimes on Plant Traits and Soil Nutrients in an Alpine Steppe, Northern Tibetan Plateau SCI/SSCI论文 2014 Sun J.; Wang X. D.; Cheng G. W.; Wu J. B.; Hong J. T.; Niu S. L. 收藏  |  浏览/下载：36/0  |  提交时间：2014/12/24 below-ground biomass  inner-mongolia  carbon storage  aboveground  biomass  physical-properties  global patterns  organic-carbon  loess  plateau  allocation  grassland   Risk assessment of secondary geological disasters induced by the Yushu earthquake SCI/SSCI论文 2012 Niu Q. F.; Cheng W. M.; Liu Y.; Xie Y. W.; Lan H. X.; Cao Y. R. 收藏  |  浏览/下载：30/0  |  提交时间：2012/09/04 Yushu Earthquake  Secondary geological disasters (SGD)  Hazard  assessment  Socio-economic vulnerability  Risk assessment   Extensions of GAP-tree and its implementation based on a non-topological data model SCI/SSCI论文 2008 Cheng C. X.; Niu F. Q.; Cai J.; Zhu Y. L. 收藏  |  浏览/下载：21/0  |  提交时间：2012/06/08 rules-based  multi-way  GAP-trees  large vector data set  nontopological   SPATIAL AND TEMPORAL DYNAMICS OF SOIL ORGANIC CARBON IN RESERVED DESERTIFICATION AREA-A Case Study in Yulin City, Shaanxi Province, China SCI/SSCI论文 2004 Cheng S. L.; Ouyang H.; Niu H. S.; Wang L.; Zhang F.; Gao J. Q.; Tian Y. Q. 收藏  |  浏览/下载：15/0  |  提交时间：2012/06/08 soil organic carbon  reversed desertification area  land use/cover  land  management  Yulin City