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科研机构
北京大学 [142]
内容类型
期刊论文 [123]
其他 [13]
会议论文 [6]
发表日期
2017 [17]
2016 [21]
2015 [14]
2014 [15]
2013 [11]
2012 [11]
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共142条,第1-10条
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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
  |  
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
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
Phytolith carbon sequestration in global terrestrial biomes
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Song, Zhaoliang
;
Liu, Hongyan
;
Stroemberg, Caroline A. E.
;
Yang, Xiaomin
;
Zhang, Xiaodong
收藏
  |  
浏览/下载:117/0
  |  
提交时间:2017/12/03
Phytolith-occluded carbon (PhytOC)
Biogeochemical carbon sequestration
Carbon sink
Silicon
Terrestrial biomes
OCCLUDED CARBON
BIOGEOCHEMICAL SEQUESTRATION
CHINA GRASSLANDS
SILICON
PLANTS
CYCLE
ACCUMULATION
FEEDBACKS
SAVANNAS
GRASSES
Quantitative characterization of sandstone amalgamation and its impact on reservoir connectivity
期刊论文
PETROLEUM EXPLORATION AND DEVELOPMENT, 2017
Zhang Leifu
;
Wang Hongliang
;
Li Yinglie
;
Pan Mao
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
sandstone amalgamation
turbidity lobes
sandstone connectivity
reservoir modeling
SUBMARINE FANS
SOUTH-AFRICA
STRATIGRAPHIC EVOLUTION
LOBE-ELEMENTS
KAROO BASIN
ARCHITECTURE
OUTCROP
CHANNEL
CONTINUITY
HIERARCHY
Deepwater Turbidite Lobe Deposits: A Review of the Research Frontiers
期刊论文
ACTA GEOLOGICA SINICA-ENGLISH EDITION, 2017
Zhang, Leifu
;
Pan, Mao
;
Wang, Hongliang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
deepwater
turbidite lobes
architecture
hierarchy
quantitative characterization
hybrid event beds
SEDIMENT DENSITY FLOWS
SUBMARINE-FAN SYSTEMS
GULF-OF-MEXICO
STRATIGRAPHIC ARCHITECTURE
TRANSITION ZONES
GROWTH-PATTERNS
SOUTH-AFRICA
SEISMIC DATA
KAROO BASIN
THE-ART
Open data and digital morphology
期刊论文
PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 2017
Davies, Thomas G.
;
Rahman, Imran A.
;
Lautenschlager, Stephan
;
Cunningham, John A.
;
Asher, Robert J.
;
Barrett, Paul M.
;
Bates, Karl T.
;
Bengtson, Stefan
;
Benson, Roger B. J.
;
Boyer, Doug M.
;
Braga, Jose
;
Bright, Jen A.
;
Claessens, Leon P. A. M.
;
Cox, Philip G.
;
Dong, Xi-Ping
;
Evans, Alistair R.
;
Falkingham, Peter L.
;
Friedman, Matt
;
Garwood, Russell J.
;
Goswami, Anjali
;
Hutchinson, John R.
;
Jeffery, Nathan S.
;
Johanson, Zerina
;
Lebrun, Renaud
;
Martinez-Perez, Carlos
;
Marugan-Lobon, Jesus
;
O&apos
;
Metscher, Brian
;
Orliac, Ma
;
Higgins, Paul M.
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
digital data
three-dimensional models
phenotype
computed tomography
visualization
functional analysis
TOMOGRAPHIC MICROSCOPY
VISUALIZATION
PALEONTOLOGY
PERFORMANCE
EVOLUTION
DYNAMICS
FOSSILS
TISSUES
New ages for the Upper Palaeolithic site of Xibaimaying in the Nihewan Basin, northern China: implications for small-tool and microblade industries in north-east Asia during Marine Isotope Stages 2 and 3
期刊论文
JOURNAL OF QUATERNARY SCIENCE, 2017
Guo, Yu-Jie
;
Li, Bo
;
Zhang, Jia-Fu
;
Yuan, Bao-Yin
;
Xie, Fei
;
Roberts, Richard G.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Chinese Palaeolithic
MIS 3
quartz OSL
single-grain dating
stone artefacts
REGENERATIVE-DOSE PROTOCOL
JINMIUM ROCK SHELTER
LATE PLEISTOCENE
SOUTH-AFRICA
LUMINESCENCE
SINGLE
QUARTZ
TECHNOLOGY
SEDIMENTS
GRAINS
Spatiotemporal Fuzzy Clustering Strategy for Urban Expansion Monitoring Based on Time Series of Pixel-Level Optical and SAR Images
期刊论文
IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING, 2017
Li, Shuang
;
Wang, Yafei
;
Chen, Peipei
;
Xu, Xinliang
;
Cheng, Chengqi
;
Chen, Bo
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Fuzzy information granulation
optical-synthetic aperture radar (SAR) image time series
pixel level
spatiotemporal fuzzy clustering (STFC)
urban expansion
REMOTE-SENSING IMAGES
UNSUPERVISED CHANGE DETECTION
LAND-COVER CHANGE
WEST-AFRICA
FUSION
AREAS
SEGMENTATION
CLASSIFICATION
CHINA
URBANIZATION
Huppert's Conjecture for alternating groups
其他
2017-01-01
Bessenrodt, Christine
;
Tong-Viet, Hung P.
;
Zhang, Jiping
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Character degrees
Alternating groups
Ruppert&apos
POWER DEGREE REPRESENTATIONS
CHARACTER DEGREES
DOUBLE COVERS
SET
s Conjecture
Nonlinear Dirac equation solitary waves under a spinor force with different components
其他
2017-01-01
Mertens, Franz G.
;
Cooper, Fred
;
Shao, Sihong
;
Quintero, Niurka R.
;
Saxena, Avadh
;
Bishop, A. R.
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
variational approach
two-component spinors
collective coordinates
external force with damping
relativistic generalization
EXACT LOCALIZED SOLUTIONS
EXTERNAL-FIELD
GUIDE ARRAYS
MODEL
STABILITY
SOLITONS
INSTABILITY
DYNAMICS
BEHAVIOR
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