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科研机构
北京大学 [70]
内容类型
期刊论文 [50]
其他 [20]
发表日期
2017 [9]
2016 [11]
2015 [13]
2014 [7]
2013 [7]
2012 [3]
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专题:北京大学
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区域生态安全格局构建研究进展与展望
期刊论文
地理研究, 2017
彭建
;
赵会娟
;
刘焱序
;
吴健生
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
生态安全格局
生态源地
生态廊道
阻力面
研究进展与展望
ecological security patterns
ecological source
ecological corridor
resistance surface
research progress and prospect
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
In vitro Dosimetric Study of Biliary Stent Loaded with Radioactive I-125 Seeds
其他
2017-01-01
Yao, Li-Hong
;
Wang, Jun-Jie
;
Shang, Charles
;
Jiang, Ping
;
Lin, Lei
;
Sun, Hai-Tao
;
Liu, Lu
;
Liu, Hao
;
He, Di
;
Yang, Rui-Jie
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Brachytherapy
Computer Simulation
Phantom
Radiometry
Thermoluminescent Dosimetry
RADIOTHERAPY DOSE PERTURBATION
MALIGNANT OBSTRUCTIVE-JAUNDICE
BILE-DUCT CARCINOMA
INTRALUMINAL BRACHYTHERAPY
RADIATION-THERAPY
ESOPHAGEAL STENTS
TRACT CANCER
MODEL
TRIAL
RECOMMENDATIONS
Cultural landscape of the eastern Qinghai-Tibet Plateau protecting both avian diversity and endemism
其他
2017-01-01
Li Li
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
landscape heterogeneity
biodiversity
alpine meadow
Sanjiangyuan Nature Reserve
degradation restoration
Unmanned Aerial Vehicles
landscape heterogeneity
biodiversity
alpine meadow
Sanjiangyuan Nature Reserve
degradation restoration
Unmanned Aerial Vehicles
Evaluation of the environmental impact assessment system and implementation in Myanmar: Its significance in oil and gas industry
期刊论文
ENVIRONMENTAL IMPACT ASSESSMENT REVIEW, 2017
Aung, Thiri Shwesin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Environmental impact assessment
Myanmar
Natural resources
Oil and gas
Environment
Review on the Fate and Mechanism of Nitrogen Pollutant Removal from Wastewater Using a Biological Filter
期刊论文
POLISH JOURNAL OF ENVIRONMENTAL STUDIES, 2017
Wang, Honglei
;
Zhi, Wei
;
Deng, Na
;
Ji, Guodong
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
biotransformation
nitrogen removal
biofilter
wasterwater
nitrogen microorganisms
ANAEROBIC AMMONIUM OXIDATION
MICROCYCLE FUNCTIONAL GENES
LOADING RATE CONSTRAINTS
NITRITE CANON PROCESS
BED TRICKLING FILTER
MICROBIAL COMMUNITY
BIOFILTRATION SYSTEMS
MULTIMEDIA BIOFILTER
OXYGEN CONCENTRATION
OXIDIZING ARCHAEA
Levels and risk factors for urinary metabolites of polycyclic aromatic hydrocarbons in children living in Chongqing, China
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Liu, Shudan
;
Liu, Qin
;
Ostbye, Truls
;
Story, Mary
;
Deng, Xu
;
Chen, Yiwen
;
Li, Wenyan
;
Wang, Hong
;
Qiu, Jingfu
;
Zhang, Junfeng
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2017/12/03
Polycyclic aromatic hydrocarbons
Urinary metabolite
Children
Biomonitoring
Environment exposure
PAH EXPOSURE
AMBIENT AIR
1-HYDROXYPYRENE
EXCRETION
BIOMARKER
CITY
SCHOOLCHILDREN
POLYMORPHISMS
SPECTROMETRY
VARIABILITY
Temporal Doppler Effect and Future Orientation: Adaptive Function and Moderating Conditions
期刊论文
JOURNAL OF PERSONALITY, 2017
Gan, Yiqun
;
Miao, Miao
;
Zheng, Lei
;
Liu, Haihua
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
adaptive function,coping motivation,future orientation,subjective time interval,temporal Doppler effect
CONTROL DEPRIVATION
SELF-REGULATION
TIME
MOTIVATION
PERSPECTIVE
DISTANCE
RECOMMENDATIONS
REPLICABILITY
CONSEQUENCES
EXPERIENCES
OPTIMIZATION OF AGRICULTURAL INPUT EFFICIENCY FOR WHEAT PRODUCTION IN CHINA APPLYING DATA ENVELOPMENT ANALYSIS METHOD
期刊论文
APPLIED ECOLOGY AND ENVIRONMENTAL RESEARCH, 2017
Wang, N.
;
Jin, X.
;
Ye, S. T.
;
Gao, Y.
;
Li, X. F.
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
environmental pollution
input surplus
agriculture
technical efficiency
farmer
wheat production
WINTER-WHEAT
ENERGY-CONSUMPTION
SOIL FERTILITY
WATER-USE
IRRIGATION
YIELD
MANAGEMENT
CROP
BENCHMARKING
PROVINCE
The Influence of Urban Land-Use and Public Transport Facilities on Active Commuting in Wellington, New Zealand: Active Transport Forecasting Using the WILUTE Model
期刊论文
SUSTAINABILITY, 2016
Mackenbach, Joreintje Dingena
;
Randal, Edward
;
Zhao, Pengjun
;
Howden-Chapman, Philippa
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
forecasting
physical activity
built environment
transport policy
active commuting
PHYSICAL-ACTIVITY
BUILT ENVIRONMENT
WALKING
EXPOSURE
BENEFITS
OBESITY
HEALTH
ADULTS
TRAVEL
TIME
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