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浏览/检索结果: 共23条，第1-10条 帮助 限定条件 发表日期：2012    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 Regional drought-induced reduction in the biomass carbon sink of Canada's boreal forests SCI/SSCI论文 2012 Ma Z. H.; Peng C. H.; Zhu Q. A.; Chen H.; Yu G. R.; Li W. Z.; Zhou X. L.; Wang W. F.; Zhang W. H. 收藏  |  浏览/下载：28/0  |  提交时间：2012/09/04 global warming  forest aboveground biomass  drought index  northern  hemisphere carbon uptake  positive feedback  tree mortality  climate-change  atmospheric circulation  prairie  ecosystems  northern  increase  balance  trends  fire   Airborne Crocidolite Asbestos Fibers in Indoor and Outdoor Air in a Rural Area, China SCI/SSCI论文 2012 作者:  Zhang B. 收藏  |  浏览/下载：9/0  |  提交时间：2014/12/24 Crocidolite asbestos fiber  Indoor air  Outdoor air  Rural area  Naturally occurring asbestos  malignant pleural mesothelioma  lung-cancer  environmental exposure  chrysotile asbestos  workers  carcinogenicity  risk   Uncertainty analysis in data processing on the estimation of net carbon exchanges at different forest ecosystems in China SCI/SSCI论文 2012 作者:  Zhang L.;  Zhang L. 收藏  |  浏览/下载：15/0  |  提交时间：2012/09/04 ChinaFLUX  Data processing  Eddy covariance  Net carbon exchange  Uncertainty  eddy covariance measurements  energy-balance closure  parameter-estimation  quality assessment  flux measurements  dioxide  exchange  annual sums  respiration  model  sites   Recognition of key regions for restoration of phytoplankton communities in the Huai River basin, China SCI/SSCI论文 2012 作者:  Yu Q.;  Xia J. 收藏  |  浏览/下载：24/0  |  提交时间：2014/12/24 Key region recognition  Random forests clustering  Biodiversity  Ecological niche  Phytoplankton  Water chemistry  aquatic habitat protection  niche overlap  conservation phylogenetics  geographic-distribution  assigning priorities  water beetles  north-america  biodiversity  management  example   Leaf nitrogen allocation and partitioning in three groundwater-dependent herbaceous species in a hyper-arid desert region of north-western China SCI/SSCI论文 2012 作者:  Yu Q. 收藏  |  浏览/下载：21/0  |  提交时间：2012/09/04 use efficiency  biomass allocation  carbon gain  c-3 plants  leaves  photosynthesis  eucalyptus  vegetation  growth  area   Bed load transport under different streambed conditions - a field experimental study in a mountain stream SCI/SSCI论文 2012 作者:  Zhang K. 收藏  |  浏览/下载：21/0  |  提交时间：2014/12/24 Bed load transport  Streambed structure  Mountain stream  Underwater  observation and Video capturing system  doppler current profiler  gravel-bed  sediment transport  bedload  transport  flow velocity  rivers  morphology  particles  magnitude  frequency   Rehabilitation of a debris-flow prone mountain stream in southwestern China - Strategies, effects and implications SCI/SSCI论文 2012 作者:  Zhang K. 收藏  |  浏览/下载：17/0  |  提交时间：2012/09/04 Steep headwater stream  Rehabilitation  Riparian vegetation  Streambed  structure  Stream ecology  land-use change  new-zealand  step-pools  sediment production  channel  response  mangatu-forest  gully erosion  puerto-rico  restoration  morphology   Nitrogen Addition Regulates Soil Nematode Community Composition through Ammonium Suppression SCI/SSCI论文 2012 作者:  Li Q.;  Yu Q.;  Li Q. 收藏  |  浏览/下载：13/0  |  提交时间：2014/12/24 forest ecosystems  plant-communities  food-webs  diversity  mineralization  biodiversity  indicators  deposition  agroecosystems  fertilization   Rate and historical change of direct recharge from precipitation constrained by unsaturated zone profiles of chloride and oxygen-18 in dry river bed of North China Plain SCI/SSCI论文 2012 作者:  Zhang L.;  Zhang B.;  Zhang L. 收藏  |  浏览/下载：19/0  |  提交时间：2014/12/24 direct recharge  chloride mass balance  stable isotope profile  unsaturated zone  North China Plain  estimating groundwater recharge  irrigated cropland  water-balance  winter-wheat  minqin basin  gobi desert  tritium  deuterium  isotopes  tracers   Responses of CO2 efflux from an alpine meadow soil on the Qinghai Tibetan Plateau to multi-form and low-level N addition SCI/SSCI论文 2012 Fang H. J.; Cheng S. L.; Yu G. R.; Zheng J. J.; Zhang P. L.; Xu M. J.; Li Y. N.; Yang X. M. 收藏  |  浏览/下载：15/0  |  提交时间：2012/09/04 Atmospheric N deposition  Soil N availability  Soil CO2 efflux  Driving  factors  Alpine meadow  ecosystem carbon exchange  nitrogen deposition  temperate steppe  tropical forest  southern china  organic-carbon  n2o emissions  respiration  fertilization  grasslands