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科研机构
北京大学 [5596]
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期刊论文 [4345]
其他 [1145]
会议论文 [106]
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2017 [406]
2016 [544]
2015 [550]
2014 [460]
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2012 [403]
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The origins of metallurgy in China
期刊论文
ANTIQUITY, 2017
Lin Meicun
;
Xiang Liu
收藏
  |  
浏览/下载:26/0
  |  
提交时间:2017/12/03
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
Longitudinal changes in species composition of forests and grasslands across the North Asian forest steppe zone
期刊论文
FOLIA GEOBOTANICA, 2017
Lashchinskiy, Nikolay
;
Korolyuk, Andrey
;
Makunina, Natalia
;
Anenkhonov, Oleg
;
Liu, Hongyan
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2017/12/03
forest-steppe
landscape
floristic heterogeneity
quantitative floristic methods
SOUTHERN SIBERIA
SEMIDRY GRASSLANDS
ECOLOGICAL FACTORS
CENTRAL-EUROPE
RICHNESS
VEGETATION
DIVERSITY
GRADIENT
COEXISTENCE
PATTERNS
Historical factors shaped species diversity and composition of Salix in eastern Asia
期刊论文
SCIENTIFIC REPORTS, 2017
Wang, Qinggang
;
Su, Xiangyan
;
Shrestha, Nawal
;
Liu, Yunpeng
;
Wang, Siyang
;
Xu, Xiaoting
;
Wang, Zhiheng
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2017/12/03
POSTGLACIAL DISPERSAL LIMITATION
WATER-ENERGY DYNAMICS
FREEZING RESISTANCE
NICHE CONSERVATISM
PLANT DIVERSITY
SOUTHERN AFRICA
GLOBAL PATTERNS
RICHNESS
CLIMATE
EUROPE
How to improve rural tourism development in Chinese suburban villages? Empirical findings from a quantitative analysis of eight rural tourism destinations in Beijing
期刊论文
AREA, 2017
Dai, Linlin
;
Wan, Li
;
Xu, Bixia
;
Wu, Bihu
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
Beijing
rural tourism development
Partial Least Squares regression
residents&apos
RESIDENTS ATTITUDES
PERCEPTIONS
MOTIVATION
MODEL
and tourists&apos
perceptions
Development of a land surface model with coupled snow and frozen soil physics
期刊论文
WATER RESOURCES RESEARCH, 2017
Wang, Lei
;
Zhou, Jing
;
Qi, Jia
;
Sun, Litao
;
Yang, Kun
;
Tian, Lide
;
Lin, Yanluan
;
Liu, Wenbin
;
Shrestha, Maheswor
;
Xue, Yongkang
;
Koike, Toshio
;
Ma, Yaoming
;
Li, Xiuping
;
Chen, Yingying
;
Chen, Deliang
;
Piao, Shilong
;
Lu, Hui
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
BIOSPHERE HYDROLOGICAL MODEL
ATMOSPHERE TRANSFER SCHEME
SIMULTANEOUS HEAT
MASS-TRANSFER
TIBETAN PLATEAU
WATER DYNAMICS
COLD REGION
COVER
PARAMETERIZATION
INFILTRATION
Influence of multiwalled carbon nanotubes and sodium dodecyl benzene sulfonate on bioaccumulation and translocation of pyrene and 1-methylpyrene in maize (Zea mays) seedlings
期刊论文
ENVIRONMENTAL POLLUTION, 2017
Zhang, Haiyun
;
Liu, Ye
;
Shen, Xiaofang
;
Zhang, Meng
;
Yang, Yu
;
Tao, Shu
;
Wang, Xilong
收藏
  |  
浏览/下载:109/0
  |  
提交时间:2017/12/03
Carbon nanotubes
SDBS
Alkyl PAH
Bioaccumulation
Translocation
POLYCYCLIC AROMATIC-HYDROCARBONS
CHIRONOMUS-PLUMOSUS LARVAE
SOIL ORGANIC-MATTER
COMPETITIVE SORPTION
ENGINEERED NANOMATERIALS
NONIONIC SURFACTANT
DESORPTION-KINETICS
CONTAMINATED SOIL
NATURAL SORBENT
PHENANTHRENE
Enhanced adsorption of aromatic chemicals on boron and nitrogen co-doped single-walled carbon nanotubes
期刊论文
ENVIRONMENTAL SCIENCE-NANO, 2017
Wang, Lilin
;
Zhu, Dongqiang
;
Chen, Jingwen
;
Chene, Yongsheng
;
Chen, Wei
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
SUBSTITUTED AROMATICS
ENERGY RELATIONSHIPS
ORGANIC-CHEMICALS
PREDICTION
NONPOLAR
SORPTION
SURFACE
POLAR
WATER
SPECTROSCOPY
Ecosystem services response to urbanization in metropolitan areas: Thresholds identification
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Peng, Jian
;
Tian, Lu
;
Liu, Yanxu
;
Zhao, Mingyue
;
Hu, Yi&apos
;
Wu, Jiansheng
;
na
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Ecosystem services
Urbanization thresholds
Piecewise linear regression
Peri-urban area
Beijing City
TIANSHUI ECONOMIC REGION
YANGTZE-RIVER DELTA
LAND-USE
RAPID URBANIZATION
LANDSCAPE PATTERN
USE EFFICIENCY
HUMAN IMPACTS
TRADE-OFF
CHINA
ENVIRONMENT
Optimized Multiresidue Analysis of Organic Contaminants of Priority Concern in a Daily Consumed Fish (Grass Carp)
期刊论文
JOURNAL OF ANALYTICAL METHODS IN CHEMISTRY, 2017
He, Wei
;
Chen, Yanru
;
Yang, Chen
;
Liu, Wenxiu
;
Kong, Xiangzhen
;
Qin, Ning
;
He, Qishuang
;
Xu, Fuliu
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
POLYCYCLIC AROMATIC-HYDROCARBONS
POLYBROMINATED DIPHENYL ETHERS
ACCELERATED SOLVENT-EXTRACTION
GEL-PERMEATION CHROMATOGRAPHY
ORGANOCHLORINE PESTICIDE-RESIDUES
POLYCHLORINATED-BIPHENYLS PCBS
PRESSURIZED LIQUID EXTRACTION
MICROWAVE-ASSISTED EXTRACTION
BIOLOGICAL MATRICES
SUPERCRITICAL-FLUID
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