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科研机构
北京大学 [1657]
内容类型
期刊论文 [1520]
其他 [135]
会议论文 [2]
发表日期
2017 [168]
2016 [164]
2015 [152]
2014 [116]
2013 [119]
2012 [118]
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专题:北京大学
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Understanding the Possible Contamination of Ancient Starch Residues by Adjacent Sediments and Modern Plants in Northern China
期刊论文
SUSTAINABILITY, 2017
Ma, Zhikun
;
Zhang, Chi
;
Li, Quan
;
Perry, Linda
;
Yang, Xiaoyan
收藏
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浏览/下载:51/0
  |  
提交时间:2017/12/03
starch grain analysis
potential contamination
cultural deposits
sustainable use
GRAIN ANALYSIS
STONE TOOLS
DOMESTICATION
REVEAL
ARTIFACTS
VALLEY
FOODS
RICE
青藏高原高寒草甸土壤物理性质及碳组分 对增温和降水改变的响应
期刊论文
北京大学学报 自然科学版, 2017
杨新宇
;
林笠
;
李颖
;
贺金生
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  |  
浏览/下载:120/0
  |  
提交时间:2017/12/03
土壤粒径
土壤pH
土壤全碳
土壤有机碳
土壤可提取有机碳
土壤微生物生物量碳
soil particle size
soil pH
soil total carbon
soil organic carbon
soil extractable organic carbon
soil microbial biomass carbon
Simultaneous Estimation of Leaf Area Index, Fraction of Absorbed Photosynthetically Active Radiation, and Surface Albedo From Multiple-Satellite Data
期刊论文
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING, 2017
Ma, Han
;
Liu, Qiang
;
Liang, Shunlin
;
Xiao, Zhiqiang
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2017/12/03
Fraction of absorbed photosynthetically active radiation (FAPAR)
leaf area index (LAI)
multiple sensors
simultaneous estimation
surface albedo
CANOPY REFLECTANCE MODEL
FOLIAGE CLUMPING INDEX
IN-SITU MEASUREMENTS
SNOW-COVER
MODIS DATA
BIDIRECTIONAL REFLECTANCE
ACCURACY ASSESSMENT
NOAA AVHRR
MISR DATA
LAND
Bioavailability of Soil-Sorbed Tetracycline to Escherichia coli under Unsaturated Conditions
期刊论文
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2017
Chen, Zeyou
;
Zhang, Wei
;
Wang, Gang
;
Zhang, Yingjie
;
Gao, Yanzhen
;
Boyd, Stephen A.
;
Teppen, Brian J.
;
Tiedje, James M.
;
Zhu, Dongqiang
;
Li, Hui
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
ANTIMICROBIAL RESISTANCE GENES
NON-XEROPHILIC FUNGI
ANTIBIOTIC-RESISTANCE
VADOSE ZONE
AGRICULTURAL SOILS
ORGANIC POLLUTANTS
AGAR MEDIA
WATER
TRANSPORT
SORPTION
Critical climate periods for grassland productivity on China's Loess Plateau
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Guo, Liang
;
Cheng, Jimin
;
Luedeling, Eike
;
Koerner, Sally E.
;
He, Jin-Sheng
;
Xu, Jianchu
;
Gang, Chengcheng
;
Li, Wei
;
Luo, Ruimin
;
Peng, Changhui
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Aboveground net primary productivity (ANPP)
Partial least squares regression (PLS)
Precipitation
Temperate grassland
Temperature
Timing of climate variability
NET PRIMARY PRODUCTIVITY
PRECIPITATION VARIABILITY
ABOVEGROUND PRODUCTIVITY
SEASONAL PRECIPITATION
INTERANNUAL VARIATION
RAINFALL VARIABILITY
TEMPERATE GRASSLAND
TEMPORAL VARIATION
MESIC GRASSLAND
NORTH-AMERICAN
Soil respiration is driven by fine root biomass along a forest chronosequence in subtropical China
期刊论文
JOURNAL OF PLANT ECOLOGY, 2017
Wang, Chao
;
Ma, Yinlei
;
Trogisch, Stefan
;
Huang, Yuanyuan
;
Geng, Yan
;
Scherer-Lorenzen, Michael
;
He, Jin-Sheng
收藏
  |  
浏览/下载:119/0
  |  
提交时间:2017/12/03
forest succession
soil respiration
fine root biomass
soil temperature
DIFFERENT SUCCESSIONAL STAGES
PINUS-TAEDA L.
HETEROTROPHIC RESPIRATION
TEMPERATURE-DEPENDENCE
VIRGINIA PIEDMONT
SOUTHERN CHINA
ORGANIC-MATTER
CARBON BALANCE
WATER CONTENT
CO2 EFFLUX
Changes of carbon stocks in alpine grassland soils from 2002 to 2011 on the Tibetan Plateau and their climatic causes
期刊论文
GEODERMA, 2017
Chen, Litong
;
Jing, Xin
;
Flynn, Dan F. B.
;
Shi, Yue
;
Kuehn, Peter
;
Scholten, Thomas
;
He, Jin-Sheng
收藏
  |  
浏览/下载:112/0
  |  
提交时间:2017/12/03
Soil organic carbon (SOC)
SOC stocks
Repeated soil inventory
Alpine meadow
Alpine steppe
Tibetan Plateau
NET PRIMARY PRODUCTIVITY
ORGANIC-CARBON
TERRESTRIAL ECOSYSTEMS
RECENT DECADES
ARCTIC TUNDRA
FOREST SOILS
GREEN-UP
NITROGEN
CHINA
DYNAMICS
Increasing temperature reduces the coupling between available nitrogen and phosphorus in soils of Chinese grasslands
期刊论文
SCIENTIFIC REPORTS, 2017
Geng, Yan
;
Baumann, Frank
;
Song, Chao
;
Zhang, Mi
;
Shi, Yue
;
Kuhn, Peter
;
Scholten, Thomas
;
He, Jin-Sheng
收藏
  |  
浏览/下载:101/0
  |  
提交时间:2017/12/03
N-P RATIOS
TIBETAN PLATEAU
TERRESTRIAL ECOSYSTEMS
SEMIARID GRASSLAND
ORGANIC-MATTER
CLIMATE-CHANGE
LEAF-N
PLANT
STOICHIOMETRY
CARBON
Extracellular Saccharide-Mediated Reduction of Au3+ to Gold Nanoparticles: New Insights for Heavy Metals Biomineralization on Microbial Surfaces
期刊论文
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2017
Kang, Fuxing
;
Qu, Xiaolei
;
Alvarez, Pedro J. J.
;
Zhu, Dongqiang
收藏
  |  
浏览/下载:119/0
  |  
提交时间:2017/12/03
DISSOLVED ORGANIC-MATTER
POLYMERIC SUBSTANCES
REDUCING BACTERIA
BIOFILM MATRIX
SPECTROSCOPY
PLANTS
IRON
ACCUMULATION
MECHANISM
BIOMASS
Polycyclic aromatic hydrocarbons in ambient air, surface soil and wheat grain near a large steel-smelting manufacturer in northern China
期刊论文
环境科学学报(英文版), 2017
Weijian Liu
;
Yilong Wang
;
Yuanchen Chen
;
Shu Tao
;
Wenxin Liu
收藏
  |  
浏览/下载:106/0
  |  
提交时间:2017/12/03
PAHs Ambient air Surface soil Wheat grain Steel-smelting activity
PAHs
Ambient air
Surface soil
Wheat grain
Steel-smelting activity
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