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内部出版物
CNKI学位论文(44)
知网期刊论文(18)
在“
SpringerLink电子期刊
”中,
命中:
12
条,耗时:小于0.01 秒
在所有数据库中总计命中:
62
条
1.
Metacommunity ecology meets biogeography: effects of geographical region, spatial dynamics and environmental filtering on community structure in aquatic organisms
作者:
Jani Heino
;
Janne Soininen
;
Janne Alahuhta
;
Jyrki Lappalainen
;
Risto
Virtanen
关键词:
Bryophytes
;
Diatoms
;
Fish
;
Invertebrates
;
Lakes
;
Macrophytes
;
Metacommunities
;
Streams
刊名:Oecologia
出版年:2017
2.
Bryophyte diversity in Californian grasslands in relation to substrate quality, exotic vascular plants and disturbance
作者:
Risto
Virtanen
;
Anu Eskelinen
;
Susan Harrison
关键词:
Beta diversity
;
Ecosystem shift
;
Microsite limitation
;
Soil heterogeneity
;
Serpentine
刊名:Biodiversity & Conservation
出版年:2015
3.
Long-Term Experiments Reveal Strong Interactions Between Lemmings and Plants in the Fennoscandian Highland Tundra
作者:
Johan Olofsson (1)
Lauri Oksanen (2) (3)
Tarja Oksanen (2) (3)
Maria Tuomi (2) (3)
Katrine S. Hoset (2) (3)
Risto
Virtanen
(4)
Kukka Kyr? (2) (5)
关键词:
tundra
;
arctic
;
vegetation
;
lemmings
;
herbivory
;
exclosures
;
trophic cascades
刊名:Ecosystems
出版年:2014
4.
Willow bud and shoot foraging by ptarmigan in relation to snow level in NW Finnish Lapland
作者:
Helena Hakkarainen
;
Risto
Virtanen
;
Jani O. Honkanen and Heikki Roininen
关键词:
Forest
;
tundra ecotone
;
Woody plant
;
Growth strategy
;
Herbivory
;
Reproductive success
;
Ramet survival
刊名:Polar Biology
出版年:2007
5.
The effects of reindeer grazing on the composition and species richness of vegetation in forest¨Ctundra ecotone
作者:
Anu Pajunen
;
Risto
Virtanen
and Heikki Roininen
关键词:
Arctic
;
alpine
;
Frost heath
;
Riparian
;
Graminoid
;
Herbivory
;
Overgrazing
;
Plant community
;
Productivity
;
Rangeland management
;
Willow
刊名:Polar Biology
出版年:2008
6.
Willow bud and shoot foraging by ptarmigan in relation to snow level in NW Finnish Lapland
作者:
Helena Hakkarainen
;
Risto
Virtanen
;
Jani O. Honkanen and Heikki Roininen
关键词:
Forest
;
tundra ecotone
;
Woody plant
;
Growth strategy
;
Herbivory
;
Reproductive success
;
Ramet survival
刊名:Polar Biology
出版年:2007
7.
Frequent prescribing of drugs with potential gastrointestinal toxicity among continuous users of non-steroidal anti-inflammatory drugs
作者:
Arja Helin-Salmivaara
;
Risto
Huupponen
;
Arja
Virtanen
;
Jari Lammela and Timo Klaukka
刊名:European Journal of Clinical Pharmacology
出版年:2005
8.
Negative impact of leaf gallers on arctic-alpine dwarf willow, Salix herbacea
作者:
Helena Hakkarainen
;
Heikki Roininen and
Risto
Virtanen
刊名:Polar Biology
出版年:2005
9.
Frequent prescribing of drugs with potential gastrointestinal toxicity among continuous users of non-steroidal anti-inflammatory drugs
作者:
Arja Helin-Salmivaara
;
Risto
Huupponen
;
Arja
Virtanen
;
Jari Lammela and Timo Klaukka
刊名:European Journal of Clinical Pharmacology
出版年:2005
10.
Negative impact of leaf gallers on arctic-alpine dwarf willow,
Salix herbacea
作者:
Helena Hakkarainen
;
Heikki Roininen and
Risto
Virtanen
刊名:Polar Biology
出版年:2005
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