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科研机构
北京大学 [642]
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其他 [313]
期刊论文 [308]
会议论文 [21]
发表日期
2017 [52]
2016 [47]
2015 [85]
2014 [109]
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2012 [42]
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专题:北京大学
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Global patterns of interaction specialization in bird-flower networks
期刊论文
JOURNAL OF BIOGEOGRAPHY, 2017
Zanata, Thais B.
;
Dalsgaard, Bo
;
Passos, Fernando C.
;
Cotton, Peter A.
;
Roper, James J.
;
Maruyama, Pietro K.
;
Fischer, Erich
;
Schleuning, Matthias
;
Gonzalez, Ana M. Martin
;
Vizentin-Bugoni, Jeferson
;
Franklin, Donald C.
;
Abrahamczyk, Stefan
;
Alarcon, Ruben
;
Araujo, Andrea C.
;
Araujo, Francielle P.
;
de Azevedo-Junior, Severino M.
;
Baquero, Andrea C.
;
Boehning-Gaese, Katrin
;
Carstensen, Daniel W.
;
Chupil, Henrique
;
Coelho, Aline G.
;
Faria, Rogerio R.
;
Horak, David
;
Ingversen, Tanja T.
;
Janecek, Stepan
;
Kohler, Glauco
;
Lara, Carlos
;
Las
收藏
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浏览/下载:31/0
  |  
提交时间:2017/12/03
honeyeaters
hummingbirds
modularity
niche partitioning
ornithophily
plant-animal interactions
specialization
sunbirds
SEED-DISPERSAL NETWORKS
NECTAR-FEEDING BIRDS
POLLINATION SYSTEMS
ECOLOGICAL SPECIALIZATION
MUTUALISTIC NETWORKS
SPECIES RICHNESS
RAIN-FOREST
PLANT
HUMMINGBIRDS
EVOLUTIONARY
Extensive and drastically different alpine lake changes on Asia's high plateaus during the past four decades
期刊论文
GEOPHYSICAL RESEARCH LETTERS, 2017
Zhang, Guoqing
;
Yao, Tandong
;
Piao, Shilong
;
Bolch, Tobias
;
Xie, Hongjie
;
Chen, Deliang
;
Gao, Yanhong
;
O&apos
;
Shum, C. K.
;
Yang, Kun
;
Yi, Shuang
;
Lei, Yanbin
;
Wang, Weicai
;
He, You
;
Shang, Kun
;
Yang, Xiankun
;
Zhang, Hongbo
;
Reilly, Catherine M.
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Tibetan Plateau
Mongolian Plateau
lake change
inflection point
cryosphere
CENTRAL TIBETAN PLATEAU
OPEN WATER FEATURES
SEA-LEVEL RISE
CLIMATE-CHANGE
MOISTURE FLUX
GLACIAL LAKES
INDEX NDWI
IMAGERY
INVENTORY
IMPACTS
Emerging polycentric megacity in China: An examination of employment subcenters and their influence on population distribution in Beijing
期刊论文
CITIES, 2017
Huang, Daquan
;
Liu, Zhen
;
Zhao, Xingshuo
;
Zhao, Pengjun
收藏
  |  
浏览/下载:118/0
  |  
提交时间:2017/12/03
Employment subcenters
Population density
Urban spatial structures
Beijing
China
FRANCISCO BAY AREA
URBAN SUB-CENTERS
SPATIAL STRUCTURE
METROPOLITAN-AREA
LAND-DEVELOPMENT
MEXICO-CITY
LOS-ANGELES
IDENTIFICATION
DENSITY
CHICAGO
Variability and quasi-decadal changes in the methane budget over the period 2000-2012
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Saunois, Marielle
;
Bousquet, Philippe
;
Poulter, Ben
;
Peregon, Anna
;
Ciais, Philippe
;
Canadell, Josep G.
;
Dlugokencky, Edward J.
;
Etiope, Giuseppe
;
Bastviken, David
;
Houweling, Sander
;
Janssens-Maenhout, Greet
;
Tubiello, Francesco N.
;
Castaldi, Simona
;
Jackson, Robert B.
;
Alexe, Mihai
;
Arora, Vivek K.
;
Beerling, David J.
;
Bergamaschi, Peter
;
Blake, Donald R.
;
Brailsford, Gordon
;
Bruhwiler, Lori
;
Crevoisier, Cyril
;
Crill, Patrick
;
Covey, Kristofer
;
Frankenberg, Christian
;
Gedney, Nicola
;
Hoeglund-Isaksson, Lena
;
Ishizawa, Misa
;
Ito, Aki
收藏
  |  
浏览/下载:109/0
  |  
提交时间:2017/12/03
GLOBAL ATMOSPHERIC ETHANE
NATURAL-GAS PRODUCTION
PROCESS-BASED MODEL
CH4 EMISSIONS
FOSSIL-FUEL
GROWTH-RATE
INTERANNUAL VARIABILITY
TERRESTRIAL ECOSYSTEMS
BIOGEOCHEMISTRY MODEL
SURFACE MEASUREMENTS
Atmospheric deposition, CO2, and change in the land carbon sink
期刊论文
SCIENTIFIC REPORTS, 2017
Fernandez-Martinez, M.
;
Vicca, S.
;
Janssens, I. A.
;
Ciais, P.
;
Obersteiner, M.
;
Bartrons, M.
;
Sardans, J.
;
Verger, A.
;
Canadell, J. G.
;
Chevallier, F.
;
Wang, X.
;
Bernhofer, C.
;
Curtis, P. S.
;
Gianelle, D.
;
Gruewald, T.
;
Heinesch, B.
;
Ibrom, A.
;
Knohl, A.
;
Laurila, T.
;
Law, B. E.
;
Limousin, J. M.
;
Longdoz, B.
;
Loustau, D.
;
Mammarella, I.
;
Matteucci, G.
;
Monson, R. K.
;
Montagnani, L.
;
Moors, E. J.
;
Munger, J. W.
;
Papale, D.
;
Piao, S. L.
;
Penuelas, J.
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
WATER-USE EFFICIENCY
ELEVATED CO2
NUTRIENT AVAILABILITY
NITROGEN DEPOSITION
SULFUR DEPOSITION
FOREST ECOSYSTEMS
SOIL RESPIRATION
UNITED-STATES
ACID-RAIN
DECOMPOSITION
Street as a big geo-data assembly and analysis unit in urban studies: A case study using Beijing taxi data
期刊论文
APPLIED GEOGRAPHY, 2017
Zhu, Di
;
Wang, Ninghua
;
Wu, Lun
;
Liu, Yu
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Street
Linear unit
Spatio-temporal pattern
Big geo-data
Urban study
SPACE SYNTAX
LAND-USE
COMPUTATIONAL METHOD
NETWORK
ALGORITHMS
PATTERNS
POINTS
CITIES
SCALE
TIME
The chemical and isotopic compositions of volatiles in magmatic hydrothermal fluids beneath the Songliao Basin, northeastern China
期刊论文
CHEMICAL GEOLOGY, 2017
Gao, Jinliang
;
Liu, Jiaqi
;
Hilton, David R.
;
Meng, Fanchao
;
Li, Zhongping
;
Zhai, Lina
;
Sun, Chunqing
;
Zhang, Lei
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Quartz vein
Fluid inclusions
Gas geochemistry
Songliao Basin
NE CHINA
HYPERALKALINE SPRINGS
ABIOGENIC METHANE
FAULT-DEPRESSION
EASTERN CHINA
CARBON
CONSTRAINTS
ORIGIN
CO2
FRACTIONATION
Estimating structural parameters of agricultural crops from ground-based multi-angular digital images with a fractional model of sun and shade components
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Mu, Xihan
;
Hu, Ronghai
;
Zeng, Yelu
;
McVicar, Tim R.
;
Ren, Huazhong
;
Song, Wanjuan
;
Wang, Yuanyuan
;
Casa, Raffaele
;
Qi, Jianbo
;
Xie, Donghui
;
Yan, Guangjian
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Leaf area index
Leaf angle distribution
Bidirectional gap fraction
Sun and shade leaves and soil
Field measurement
Canopy reflectance
LEAF-AREA INDEX
DIRECTIONAL BRIGHTNESS TEMPERATURE
SIZE ANALYSIS THEORY
VEGETATION COVER
HEMISPHERICAL PHOTOGRAPHY
PLANT CANOPIES
ROW CROPS
EXTINCTION COEFFICIENT
BROADLEAF CANOPIES
ANGLE DISTRIBUTION
Coupling between Mercury and its nightside magnetosphere: Cross-tail current sheet asymmetry and substorm current wedge formation
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2017
Poh, Gangkai
;
Slavin, James A.
;
Jia, Xianzhe
;
Raines, Jim M.
;
Imber, Suzanne M.
;
Sun, Wei-Jie
;
Gershman, Daniel J.
;
DiBraccio, Gina A.
;
Genestreti, Kevin J.
;
Smith, Andy W.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Mercury
cross-tail current sheet
asymmetry
substorm current wedge
magnetotail
MAGNETOTAIL CURRENT SHEET
MESSENGER OBSERVATIONS
PLASMA SHEET
MAGNETIC-FIELD
SPATIAL-DISTRIBUTION
DISTANT MAGNETOTAIL
MAVEN OBSERVATIONS
RECONNECTION
DIPOLARIZATION
MAGNETOPAUSE
A comprehensive data set of lake surface water temperature over the Tibetan Plateau derived from MODIS LST products 2001-2015
期刊论文
SCIENTIFIC DATA, 2017
Wan, Wei
;
Li, Huan
;
Xie, Hongjie
;
Hong, Yang
;
Long, Di
;
Zhao, Limin
;
Han, Zhongying
;
Cui, Yaokui
;
Liu, Baojian
;
Wang, Cunguang
;
Yang, Wenting
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
CLIMATE-CHANGE
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