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浏览/检索结果: 共46条，第1-10条 帮助 限定条件 发表日期：2016    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 A method for apportionment of natural and anthropogenic contributions to heavy metal loadings in the surface soils across large-scale regions 期刊论文 ENVIRONMENTAL POLLUTION, 2016 Hu, Yuanan; Cheng, Hefa 收藏  |  浏览/下载：34/0  |  提交时间：2017/12/03 Sequential extraction  Source identification  Conditional inference tree  Random forest  Soil metal loading  Non-residual fractions  SEQUENTIAL EXTRACTION PROCEDURE  AGRICULTURAL SOILS  SOUTH CHINA  CHEMICAL SPECIATION  CONTAMINATED SOILS  POLLUTION SOURCES  SEDIMENTS  MOBILITY  IDENTIFICATION  FRACTIONATION   Virtual water accounting for a building construction engineering project with nine sub-projects: a case in E-town, Beijing 期刊论文 JOURNAL OF CLEANER PRODUCTION, 2016 Han, M. Y.; Chen, G. Q.; Meng, Jing; Wu, X. D.; Alsaedi, A.; Ahmad, B. 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 Construction engineering  Virtual water  Input-output analysis  Water conservation  Process analysis  ENERGY-CONSUMPTION  OUTPUT FRAMEWORK  INPUT  TRADE  FOOTPRINT  ECONOMY  CHINA  RESOURCES  INVENTORY  EMISSIONS   Significance of antifouling paint flakes to the distribution of dichlorodiphenyltrichloroethanes (DDTs) in estuarine sediment 期刊论文 ENVIRONMENTAL POLLUTION, 2016 Wu, Chen-Chou; Sao, Lian-Jun; Tao, Shu; Zeng, Eddy Y. 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 Paint flake  Estuarine sediment  Dichlorodiphenyltrichloroethane  Hot spot  Desorption  POLYCYCLIC AROMATIC-HYDROCARBONS  ORGANIC POLLUTANTS  SIZE FRACTIONS  SOUTH CHINA  INPUTS  CONTAMINATION  EQUILIBRIUM  ENVIRONMENT  BIOCIDES  SORPTION   Carbon and nitrogen additions induce distinct priming effects along an organic-matter decay continuum 期刊论文 SCIENTIFIC REPORTS, 2016 Qiao, Na; Xu, Xingliang; Hu, Yuehua; Blagodatskaya, Evgenia; Liu, Yongwen; Schaefer, Douglas; Kuzyakov, Yakov 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 ELEVATED CO2  SOIL CARBON  LITTER DECOMPOSITION  N AVAILABILITY  USE EFFICIENCY  STOICHIOMETRY  FOREST  LIMITATION  NUTRIENT  METAANALYSIS   Asynchronous responses of soil carbon dioxide, nitrous oxide emissions and net nitrogen mineralization to enhanced fine root input 期刊论文 SOIL BIOLOGY & BIOCHEMISTRY, 2016 Hu, Xiaokang; Liu, Lingli; Zhu, Biao; Du, Enzai; Hu, Xueyang; Li, Peng; Zhou, Zhang; Ji, Chengjun; Zhu, Jiangling; Shen, Haihua; Fang, Jingyun 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 Fine root decomposition  Soil respiration  Soil carbon mineralization  Soil nitrogen mineralization  Soil incubation  LEAF-LITTER  GLOBAL PATTERNS  MICROBIAL BIOMASS  TERM DECOMPOSITION  EXTRACTION METHOD  TROPICAL FOREST  DYNAMICS  CLIMATE  MANIPULATION  MECHANISMS   Climate adaptation, institutional change, and sustainable livelihoods of herder communities in northern Tibet 期刊论文 ECOLOGY AND SOCIETY, 2016 Wang, Jun; Wang, Yang; Li, Shuangcheng; Qin, Dahe 收藏  |  浏览/下载：27/0  |  提交时间：2017/12/03 climate adaptation  herder communities  institutional change  sustainable livelihoods  Tibetan Plateau  ADAPTIVE CAPACITY  VULNERABILITY  RESILIENCE  PLATEAU  POLICY  DEGRADATION  FRAMEWORK   Imbalanced phosphorus and nitrogen deposition in China's forests 期刊论文 ATMOSPHERIC CHEMISTRY AND PHYSICS, 2016 Du, Enzai; de Vries, Wim; Han, Wenxuan; Liu, Xuejun; Yan, Zhengbing; Jiang, Yuan 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/04 TERRESTRIAL ECOSYSTEMS  ATMOSPHERIC DEPOSITION  BULK DEPOSITION  CARBON STORAGE  FRESH-WATER  LIMITATION  PATTERNS  STOICHIOMETRY  INCREASE  STATES   Ubiquitous production of branched glycerol dialkyl glycerol tetraethers (brGDGTs) in global marine environments: a new source indicator for brGDGTs 期刊论文 BIOGEOSCIENCES, 2016 Xiao, Wenjie; Wang, Yinghui; Zhou, Shangzhe; Hu, Limin; Yang, Huan; Xu, Yunping 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 TERRESTRIAL ORGANIC-MATTER  CBT PALEOTEMPERATURE PROXY  SEA-SURFACE TEMPERATURE  GDGT-BASED PROXIES  SOUTH CHINA SEA  MEMBRANE-LIPIDS  BIT INDEX  GEOCHEMICAL PROXIES  CONTINENTAL-MARGIN  LAKE-SEDIMENTS   Distribution of fatty acids in the alpine grassland soils of the Qinghai-Tibetan Plateau 期刊论文 SCIENCE CHINA-EARTH SCIENCES, 2016 Dai GuoHua; Zhu ShanShan; Liu ZongGuang; Chen LiTong; He JinSheng; Feng XiaoJuan 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/04 Qinghai-Tibetan Plateau  Soil organic matter  Biomarker  Fatty acids  Distribution  sources  ORGANIC-MATTER  EXTRACTABLE LIPIDS  CARBON  SEDIMENTS  FOREST  CHINA  PLANT  DEGRADATION  BIOMARKERS  RESIDUES   Phosphorus accumulates faster than nitrogen globally in freshwater ecosystems under anthropogenic impacts 期刊论文 ECOLOGY LETTERS, 2016 Yan, Zhengbing; Han, Wenxuan; Penuelas, Josep; Sardans, Jordi; Elser, James J.; Du, Enzai; Reich, Peter B.; Fang, Jingyun 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Accumulation  anthropogenic impacts  biogeochemistry  decoupling of nitrogen and phosphorus cycles  freshwater ecosystems  global patterns  imbalance  macrophytes  stoichiometry  waterbodies  TN-TP RATIO  SHALLOW LAKES  LEAF NITROGEN  NUTRIENT LIMITATION  AQUATIC MACROPHYTES  N-P  CHINA  STOICHIOMETRY  PATTERNS  EUTROPHICATION