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科研机构
北京大学 [881]
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期刊论文 [505]
其他 [318]
会议论文 [58]
发表日期
2017 [52]
2016 [102]
2015 [106]
2014 [63]
2013 [75]
2012 [69]
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耕地地力对化肥养分利用的影响机制及其调控研究进展
期刊论文
土壤, 2017
孙波
;
陆雅海
;
张旭东
;
卢升高
;
韦革宏
;
杨劲松
;
朱安宁
;
刘满强
;
段英华
收藏
  |  
浏览/下载:108/0
  |  
提交时间:2017/12/03
耕地地力
土壤障碍
肥沃耕层
养分蓄纳供应
养分利用率
调控模式
Cultivated land fertility
Soil obstacle
Fertile soil cultivated layer
Nutrient storage and supply
Nutrient use efficiency
Regulatory model
Hydrological regulation drives regime shifts: evidence from paleolimnology and ecosystem modeling of a large shallow Chinese lake
期刊论文
GLOBAL CHANGE BIOLOGY, 2017
Kong, Xiangzhen
;
He, Qishuang
;
Yang, Bin
;
He, Wei
;
Xu, Fuliu
;
Janssen, Annette B. G.
;
Kuiper, Jan J.
;
van Gerven, Luuk P. A.
;
Qin, Ning
;
Jiang, Yujiao
;
Liu, Wenxiu
;
Yang, Chen
;
Bai, Zelin
;
Zhang, Min
;
Kong, Fanxiang
;
Janse, Jan H.
;
Mooij, Wolf M.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/04
Lake Chaohu
nutrient loading
paleolimnology
PCLake
regime shift
water level control
ALTERNATIVE STABLE STATES
WATER-LEVEL FLUCTUATIONS
LONG-TERM
SUBMERGED MACROPHYTES
CRITICAL TRANSITION
EUTROPHIC LAKE
CHAOHU LAKE
CLIMATE
MANAGEMENT
PHOSPHORUS
Examining the impacts of ethnicity on space-time behavior: Evidence from the City of Xining, China
期刊论文
CITIES, 2017
Tan, Yiming
;
Kwan, Mei-Po
;
Chai, Yanwei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Ethnicity
Space-time behavior
Activity space
Ethnic minority
China
RESIDENTIAL SEGREGATION
SOCIAL EXCLUSION
EUROPEAN CITIES
PATTERNS
TRAVEL
PARTICIPATION
DEMOGRAPHICS
LOCATION
TWITTER
MODEL
Effects of canyon geometry on the distribution of traffic-related air pollution in a large urban area: Implications of a multi-canyon air pollution dispersion model
期刊论文
ATMOSPHERIC ENVIRONMENT, 2017
Fu, Xiangwen
;
Liu, Junfeng
;
Ban-Weiss, George A.
;
Zhang, Jiachen
;
Huang, Xin
;
Ouyang, Bin
;
Popoola, Olalekan
;
Tao, Shu
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Street canyon
Canyon geometry
Traffic pollutant
Urban air pollution
LARGE-EDDY SIMULATION
STREET CANYONS
PERFORMANCE EVALUATION
STRATEGIC GUIDELINES
FLOW
QUALITY
WIND
CFD
NETWORK
FIELD
A proposal for the theoretical analysis of the interactive coupled effects between urbanization and the eco-environment in mega-urban agglomerations
期刊论文
JOURNAL OF GEOGRAPHICAL SCIENCES, 2017
Fang Chuanglin
;
Zhou Chenghu
;
Gu Chaolin
;
Chen Liding
;
Li Shuangcheng
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
mega-urban agglomeration
urbanization
eco-environment
interactive coupled effects
coupling theory
process of theoretical analysis
SUSTAINABILITY SCIENCE
CENTRAL CHINA
RESOURCES
CLUSTERS
CORRIDOR
TIANJIN
GROWTH
SYSTEM
GF-4/PMS与GF-1/WFV两种传感器地表反射率及NDVI一致性分析
期刊论文
农业工程学报, 2017
孙元亨
;
秦其明
;
任华忠
;
张添源
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
传感器
遥感
像素
高分四号
高分一号
地表反射率
一致性
NDVI
sensors
remote sensing
pixels
GF-4
GF-1
surface reflectance
NDVI
consistency
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
Magnetic fabric and structural deformation
期刊论文
CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2017
Wang Kai
;
Jia Dong
;
Luo Liang
;
Dong Shu-Wen
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Magnetic fabric
AMS
Finite strain
Layer parallel shortening
Paleostress
Oblique magnetic lineation
SUSCEPTIBILITY ANISOTROPY
SOUTHERN PYRENEES
FINITE STRAIN
FAULT BELT
TECTONIC SIGNIFICANCE
APPALACHIAN-PLATEAU
MATHEMATICAL-MODEL
UNDEFORMED CLAYS
NEUTRON TEXTURE
DEFORMED ROCKS
面向复杂构造的油藏数值模拟网格剖分算法
期刊论文
计算机与数字工程, 2017
孙鹏
;
曹凯
;
张慧
;
贾志宾
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
网格
六面体
油藏数值模拟
复杂构造
Key Word grid
hexahedron
numerical simulation of reservoir
complex structure
Crustal velocity structure of central Gansu Province from regional seismic waveform inversion using firework algorithm
期刊论文
地震学报(英文版), 2017
Yanyang Chen
;
Yanbin Wang
;
Yuansheng Zhang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Seismic waveform inversion Crustal velocity structure Central Gansu Province Firework algorithm
Seismic waveform inversion
Crustal velocity structure
Central Gansu Province
Firework algorithm
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