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科研机构
北京大学 [49]
内容类型
期刊论文 [49]
发表日期
2017 [12]
2016 [3]
2015 [4]
2014 [5]
2013 [5]
2012 [1]
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专题:北京大学
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Temporal occurrence and sources of persistent organic pollutants in suspended particulate matter from the most heavily polluted river mouth of Lake Chaohu, China
期刊论文
CHEMOSPHERE, 2017
Liu, Cheng
;
Zhang, Lei
;
Fan, Chengxin
;
Xu, Fuliu
;
Chen, Kaining
;
Gu, Xiaozhi
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Persistent organic pollutants
Suspended particulate matter
Potential risk
Riverine
Nanfei river
Lake Chaohu
POLYCYCLIC AROMATIC-HYDROCARBONS
POLYBROMINATED DIPHENYL ETHERS
ORGANOCHLORINE PESTICIDES OCPS
COASTAL MARINE-SEDIMENTS
SURFACE SEDIMENTS
POLYCHLORINATED-BIPHENYLS
TAIHU LAKE
CONTAMINATED SEDIMENTS
INCREASING LEVELS
ECOLOGICAL RISKS
THE PLUMAGE AND COLOURATION OF AN ENANTIORNITHINE BIRD FROM THE EARLY CRETACEOUS OF CHINA
期刊论文
PALAEONTOLOGY, 2017
Peteya, Jennifer A.
;
Clarke, Julia A.
;
Li, Quanguo
;
Gao, Ke-Qin
;
Shawkey, Matthew D.
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Enantiornithes
bird
sexual selection
melanosome
feather colour
Bohaiornithidae
AVIAN FLIGHT
AVES ORNITHOTHORACES
FEATHERED DINOSAURS
RAMAN-SPECTROSCOPY
EARLY EVOLUTION
MELANIN
INFORMATION
ORIGIN
TAIL
CONFUCIUSORNIS
The Characterization of Aortic Valve Calcification at Different Stage of Disease
期刊论文
Acta Geologica Sinica(English Edition), 2017
LI Yuan
;
WANG Changqiu
;
LU Anhuai
;
LI Yan
;
LI Kang
;
YANG Chongqing
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
valve
sudden
Adler
unclear
spheres
spectrometer
spherical
elderly
distant
picture
显生宙碳酸盐岩中燧石结核的几种成因模式
期刊论文
地质通报, 2017
刘红光
;
刘波
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
显生宙
碳酸盐岩
燧石结核
成因模式
Phanerozoic
carbonate
nodular chert
genetic model
MICROBIALITE DEVELOPMENT DURING THE PROTRACTED INHIBITION OF SKELETAL-DOMINATED REEFS IN THE ZHANGXIA FORMATION (CAMBRIAN SERIES 3) IN SHANDONG PROVINCE, NORTH CHINA
期刊论文
PALAIOS, 2017
Ezaki, Yoichi
;
Liu, Jianbo
;
Adachi, Natsuko
;
Yan, Zhen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
SILICEOUS SPONGE
METAZOAN REEFS
SOUTH CHINA
STROMATOLITES
EXTINCTION
PLATFORM
CALCIFICATION
THROMBOLITES
LIMESTONES
MICROBES
The Origin of Solar Filament Plasma Inferred from In Situ Observations of Elemental Abundances
期刊论文
ASTROPHYSICAL JOURNAL LETTERS, 2017
Song, H. Q.
;
Chen, Y.
;
Li, B.
;
Li, L. P.
;
Zhao, L.
;
He, J. S.
;
Duan, D.
;
Cheng, X.
;
Zhang, J.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Sun: abundances
Sun: coronal mass ejections (CMEs)
Sun: filaments, prominences
CORONAL MASS EJECTIONS
CYCLE 23
WIND
ACE
REGION
DISTRIBUTIONS
SPACECRAFT
PROTONS
MISSION
SWICS
Isotope and and trace element studies of the Xingdi II mafic-ultramafic complex in the northern rim of the Tarim Craton: Evidence for emplacement in a Neoproterozoic subduction zone
期刊论文
LITHOS, 2017
Chen, Hongjin
;
Chen, Yanjing
;
Ripley, Edward M.
;
Li, Chusi
;
Deng, Xiaohua
;
Yue, Suwei
;
Zheng, Zhen
;
Fu, Bin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Mafic-ultramafic rocks
Mantle plume
Subduction
Tarim Craton
Rodinia
PB ZIRCON GEOCHRONOLOGY
SOUTH CHINA
NW CHINA
YANGTZE BLOCK
MANTLE PLUME
CARBONATITE COMPLEX
MASS-SPECTROMETRY
KULUKETAGE BLOCK
IGNEOUS ACTIVITY
NORTHWEST CHINA
Evolutionary Analysis of the LAFL Genes Involved in the Land Plant Seed Maturation Program
期刊论文
FRONTIERS IN PLANT SCIENCE, 2017
Han, Jing-Dan
;
Li, Xia
;
Jiang, Chen-Kun
;
Wong, Gane K.S.
;
Rothfels, Carl J.
;
Rao, Guang-Yuan
收藏
  |  
浏览/下载:108/0
  |  
提交时间:2017/12/03
seed maturation program
LAFL network
gene structure
expression analysis
phylogenetic analysis
STORAGE PROTEIN GENES
DNA-BINDING ACTIVITY
FACTOR NF-Y
TRANSCRIPTION FACTOR
ABSCISIC-ACID
B3 DOMAIN
ARABIDOPSIS-THALIANA
EMBRYO DEVELOPMENT
LEAFY COTYLEDON1
FUNCTIONAL DIVERSIFICATION
The current distribution and status of leopards Panthera pardus in China
期刊论文
ORYX, 2017
Laguardia, Alice
;
Kamler, Jan F.
;
Li, Sheng
;
Zhang, Chengcheng
;
Zhou, Zhefeng
;
Shi, Kun
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Amur leopard
China
conservation
Indochinese leopard
north Chinese leopard
Panthera pardus
Red List status
NATIONAL NATURE-RESERVE
GUANYINSHAN NATURE-RESERVE
INFRARED CAMERA
UNGULATE PREY
DIVERSITY
TIGER
ABUNDANCE
SHAANXI
ORIGIN
FECES
Origin and diversification of leucine-rich repeat receptor-like protein kinase (LRR-RLK) genes in plants
期刊论文
BMC EVOLUTIONARY BIOLOGY, 2017
Liu, Ping-Li
;
Du, Liang
;
Huang, Yuan
;
Gao, Shu-Min
;
Yu, Meng
收藏
  |  
浏览/下载:105/0
  |  
提交时间:2017/12/03
LRR-RLK genes
Functional divergence
Gene structure
Motif
Positive selection
GENOME-WIDE IDENTIFICATION
POSITIVE SELECTION
ARABIDOPSIS-THALIANA
MAXIMUM-LIKELIHOOD
ADAPTIVE EVOLUTION
EXPRESSION ANALYSIS
LAND PLANTS
FAMILY
SEQUENCE
DOMAIN
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