×
验证码:
换一张
忘记密码?
记住我
CORC
首页
科研机构
检索
知识图谱
申请加入
托管服务
登录
注册
在结果中检索
科研机构
北京大学 [7]
内容类型
期刊论文 [7]
发表日期
2012 [2]
2007 [1]
2003 [1]
2002 [1]
2001 [1]
1997 [1]
更多...
×
知识图谱
CORC
开始提交
已提交作品
待认领作品
已认领作品
未提交全文
收藏管理
QQ客服
官方微博
反馈留言
浏览/检索结果:
共7条,第1-7条
帮助
限定条件
专题:北京大学
第一署名单位
第一作者单位
通讯作者单位
已选(
0
)
清除
条数/页:
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
排序方式:
请选择
作者升序
作者降序
题名升序
题名降序
发表日期升序
发表日期降序
提交时间升序
提交时间降序
The finding of a paleo-spruce timber in Hunshandak sandy land and its paleoecological significance
期刊论文
http://epub.edu.cnki.net/grid2008/brief/detailj.aspx?filename=JDXG199706005&dbname=CJFQ1997, 2012, 2012
崔海亭
;
刘鸿雁
;
腰希申
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/06/16
Hunshandak sandy land
spruce (Picea jezoensis)
paleoecology
Temporal distribution of piperocks in Cambrian and Ordovician: A coevolutionary process with changes of paleoenvironment
期刊论文
science china earth sciences, 2012
Fang Liang
;
Liu JianBo
;
Zhan RenBin
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/10
Piperock
Skolithos
Cambrian
Ordovician
temporal distribution
Qiaojia
northeastern Yunnan
DEPOSITIONAL-ENVIRONMENTS
SOUTH CHINA
SEA
BIODIVERSIFICATION
PATTERNS
PALEOECOLOGY
EVOLUTION
RADIATION
MARINE
PHYTOPLANKTON
Zosterophyllum Penhallow around the Silurian-Devonian boundary of northeastern Yunnan, China
期刊论文
international journal of plant sciences, 2007
Hao, Shougang
;
Xue, Jinzhuang
;
Liu, Zhenfeng
;
Wang, Deming
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/13
Zosterophyllum
Late Silurian
Early Devonian
Qujing
Yunnan
OLD RED SANDSTONE
SOUTH WALES
SP-NOV
PLANT
PALEOECOLOGY
MORPHOLOGY
AUSTRALIA
BRUNSWICK
COOKSONIA
PROVINCE
A Late Devonian arborescent lycopsid Sublepidodendron songziense Chen emend. (Sublepidodendraceae Krausel et Weyland 1949) from China, with a revision of the genus Sublepidodendron (Nathorst) Hirmer 1927
期刊论文
review of palaeobotany and palynology, 2003
Wang, Q
;
Hao, SG
;
Wang, DM
;
Wang, Y
;
Denk, T
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/12
arborescent lycopsids
Late Devonian
whole-plant species
Sublepidodendron
Sublepidodendron songziense
Ulodendron
Isoetales sensu lato
PENNSYLVANIAN AGE
SP-NOV
EVOLUTION
LEPIDOSTROBUS
PALEOECOLOGY
EURAMERICA
LYCOPODS
LEPIDOCARPACEAE
DIAPHORODENDRON
REPRODUCTION
Guangnania cuneata gen. et sp nov from the Lower Devonian of Yunnan Province, China
期刊论文
review of palaeobotany and palynology, 2002
Wang, DM
;
Hao, SG
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
Guangnania
zosterophyll
Lower Devonian
Yunnan
China
MARCHIN NORTHERN MARGIN
OLD RED SANDSTONE
EARLY LAND PLANTS
DINANT SYNCLINORIUM
POSONGCHONG FORMATION
BELGIUM
ZOSTEROPHYLL
PALEOECOLOGY
REMAINS
ORIGIN
Detecting Holocene movements of the woodland-steppe ecotone in northern China using discriminant analysis
期刊论文
journal of quaternary science, 2001
Liu, HY
;
Cui, HT
;
Huang, YM
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/12
woodland-steppe ecotone
discriminant analysis
Inner Mongolia China
vegetation development
pollen records
CLIMATE-CHANGE
VEGETATION
POLLEN
FOREST
RECONSTRUCTION
PALEOECOLOGY
TRANSITION
PLATEAU
AFRICA
The finding of a paleo-spruce timber in Hunshandak sandy land and its paleoecological significance
期刊论文
science in china series d earth sciences, 1997
Cui, HT
;
Liu, HY
;
Yao, XS
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2015/11/12
Hunshandak sandy land
spruce (Picea jezoensis)
paleoecology
©版权所有 ©2017 CSpace - Powered by
CSpace