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科研机构
北京大学 [1859]
内容类型
期刊论文 [1244]
其他 [581]
会议论文 [34]
发表日期
2017 [149]
2016 [176]
2015 [182]
2014 [137]
2013 [165]
2012 [120]
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专题:北京大学
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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
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
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
Delayed response of spring phenology to global warming in subtropics and tropics
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Chen, Xiaoqiu
;
Wang, Lingxiao
;
Inouye, David
收藏
  |  
浏览/下载:111/0
  |  
提交时间:2017/12/03
Global warming
Leafing and flowering
Process-based phenology model
Chilling and forcing requirement
Spatiotemporal prediction
CLIMATE-CHANGE
TEMPERATE TREES
NORTHERN CHINA
LEAF PHENOLOGY
UNIFIED MODEL
BUDBURST
PREDICTION
GERMANY
BOREAL
PLANTS
Extracellular Saccharide-Mediated Reduction of Au3+ to Gold Nanoparticles: New Insights for Heavy Metals Biomineralization on Microbial Surfaces
期刊论文
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2017
Kang, Fuxing
;
Qu, Xiaolei
;
Alvarez, Pedro J. J.
;
Zhu, Dongqiang
收藏
  |  
浏览/下载:120/0
  |  
提交时间:2017/12/03
DISSOLVED ORGANIC-MATTER
POLYMERIC SUBSTANCES
REDUCING BACTERIA
BIOFILM MATRIX
SPECTROSCOPY
PLANTS
IRON
ACCUMULATION
MECHANISM
BIOMASS
基于规划委员会制度建设的城市设计实施路径探索
期刊论文
规划师, 2017
石春晖
;
赵星烁
;
宋峰
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
城市设计
规划实施管理
规划理论
城乡规划委员会
制度创新
Urban design
Planning implementation and management
Planning theory
Urban-rural planning committee
Institutional innovation
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
Debris-Flow Susceptibility Assessment Model and Its Application in Semiarid Mountainous Areas of the Southeastern Tibetan Plateau
期刊论文
NATURAL HAZARDS REVIEW, 2017
Chen, Jian
;
Li, Yan
;
Zhou, Wendy
;
Iqbal, Javed
;
Cui, Zhijiu
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Catchment unit
Semiarid mountainous area
Debris-flow
Index entropy model
Susceptibility assessment
ANALYTICAL HIERARCHY PROCESS
ARTIFICIAL NEURAL-NETWORKS
UPPER JINSHA RIVER
LOGISTIC-REGRESSION MODELS
LANDSLIDE RISK ANALYSIS
CONDITIONAL-PROBABILITY
FREQUENCY RATIO
GIS TECHNOLOGY
LAKE DEPOSITS
EARTHQUAKE
Transferability of Economy Estimation Based on DMSP/OLS Night-Time Light
期刊论文
REMOTE SENSING, 2017
Qi, Kun
;
Hu, Yi&apos
;
Cheng, Chengqi
;
Chen, Bo
;
na
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2017/12/03
transferability
data mining
night-time light
DMSP/OLS
economy estimation
SATELLITE IMAGERY
URBANIZATION PROCESS
URBAN EXPANSION
CHINA
DYNAMICS
MODEL
SPECTROSCOPY
PERSPECTIVE
POPULATION
REGRESSION
农业生态环境质量的综合评价模型构建与实证分析——以绍兴上虞区为例
期刊论文
中国农业资源与区划, 2017
李妍
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
农业生态环境质量
层次分析法
生态经济
实证分析
影响因素
agricultural ecological environment quality level
analytic hierarchy process
ecological economy
empirical analysis
impact factors
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