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科研机构
北京大学 [4125]
内容类型
期刊论文 [3412]
其他 [665]
会议论文 [46]
研究报告 [2]
发表日期
2017 [393]
2016 [497]
2015 [454]
2014 [373]
2013 [380]
2012 [318]
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专题:北京大学
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Environmental reconstruction and dating of Shizitan 29, Shanxi Province: An early microblade site in north China
期刊论文
JOURNAL OF ARCHAEOLOGICAL SCIENCE, 2017
Song, Yanhua
;
Cohen, David J.
;
Shi, Jinming
;
Wu, Xiaohong
;
Kvavadze, Eliso
;
Goldberg, Paul
;
Zhang, Shuangquan
;
Zhang, Yue
;
Bar-Yosef, Ofer
收藏
  |  
浏览/下载:29/0
  |  
提交时间:2017/12/03
North China
Shizitan site
Last Glacial Maximum
Micromorphology
Non-pollen palynomorphs
BONE PRETREATMENT METHODS
LAST GLACIAL MAXIMUM
LATE PLEISTOCENE
CLIMATE-CHANGE
WILD FLAX
EXPLOITATION
NETHERLANDS
TECHNOLOGY
FIBERS
BP
Household air pollution and personal exposure to nitrated and oxygenated polycyclic aromatics (PAHs) in rural households: Influence of household cooking energies
期刊论文
INDOOR AIR, 2017
Chen, Y.
;
Du, W.
;
Shen, G.
;
Zhuo, S.
;
Zhu, X.
;
Shen, H.
;
Huang, Y.
;
Su, S.
;
Lin, N.
;
Pei, L.
;
Zheng, X.
;
Wu, J.
;
Duan, Y.
;
Wang, X.
;
Liu, W.
;
Wong, M.
;
Tao, S.
收藏
  |  
浏览/下载:33/0
  |  
提交时间:2017/12/03
Nitrated as polycyclic aromatic hydrocarbons
Oxygenated as polycyclic aromatic hydrocarbons
Household air
Personal exposure
Household energies
Smoking behavior
DEVELOPING-COUNTRIES
AMBIENT AIR
NORTHERN CHINA
HYDROCARBONS
COMBUSTION
EMISSIONS
URBAN
RISK
PRODUCTS
SHANXI
植物生长型显著影响三峡大老岭地区木本植物种子质量的海拔格局
期刊论文
植物生态学报, 2017
李道新
;
李果
;
沈泽昊
;
徐慎东
;
韩庆瑜
;
王功芳
;
田风雷
收藏
  |  
浏览/下载:110/0
  |  
提交时间:2017/12/03
木本植物
种子质量
海拔
生长型
三峡大老岭
woody plant
seed mass
elevation
growth-form
Dalaoling in the Three Gorges
Saturation Correction for Nighttime Lights Data Based on the Relative NDVI
期刊论文
REMOTE SENSING, 2017
Wang, Zheng
;
Yao, Fei
;
Li, Weifeng
;
Wu, Jiansheng
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
DMSP/OLS
nighttime lights
saturation correction
relative NDVI
NET PRIMARY PRODUCTIVITY
SATELLITE IMAGERY
ECONOMIC-ACTIVITY
HUMAN-SETTLEMENTS
UNITED-STATES
LAND
CONSUMPTION
POPULATION
VEGETATION
EMISSIONS
Assessing Agricultural Drought Vulnerability by a VSD Model: A Case Study in Yunnan Province, China
期刊论文
SUSTAINABILITY, 2017
Wu, Jiansheng
;
Lin, Xin
;
Wang, Meijuan
;
Peng, Jian
;
Tu, Yuanjie
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
agricultural drought vulnerability
VSDmode
factor contributionmethod
Yunnan Province
CLIMATE-CHANGE
RISK
FRAMEWORK
DISASTERS
HAZARD
MAIZE
WHEAT
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
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
非资源消费型野生动物旅游风险感知研究:澳大利亚班布里海豚探索中心实证
期刊论文
北京大学学报 自然科学版, 2017
丛丽
;
吴必虎
;
张玉钧
;
David Newsome
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
野生动物旅游
非资源消费型
风险感知
澳大利亚
海豚
wildlife tourism
non-consumptive
risk perception
Australia
dolphin
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
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