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Pekka Helle
Pekka Helle
erikoistutkija, Luonnonvarakeskus
Verified email at luke.fi
Title
Cited by
Cited by
Year
Landscape fragmentation and forest composition effects on grouse breeding success in boreal forests
S Kurki, A Nikula, P Helle, H Lindén
Ecology 81 (7), 1985-1997, 2000
3412000
Abundances of red fox and pine marten in relation to the composition of boreal forest landscapes
S Kurki, ARI Nikula, P Helle, H Linden
Journal of animal ecology 67 (6), 874-886, 1998
2601998
Top predators, mesopredators and their prey: interference ecosystems along bioclimatic productivity gradients
B Elmhagen, G Ludwig, SP Rushton, P Helle, H Lindén
Journal of Animal Ecology 79 (4), 785-794, 2010
2172010
Short-and long-term population dynamical consequences of asymmetric climate change in black grouse
GX Ludwig, RV Alatalo, P Helle, H Lindén, J Lindström, H Siitari
Proceedings of the Royal Society B: Biological Sciences 273 (1597), 2009-2016, 2006
2152006
Population trends of North Finnish land birds in relation to their habitat selection and changes in forest structure
P Helle, O Järvinen
Oikos, 107-115, 1986
1791986
Numerical and behavioural responses of migrant passerines to experimental manipulation of resident tits (Parus spp.): heterospecific attraction in northern …
M Mönkkönen, P Helle, K Soppela
Oecologia 85, 218-225, 1990
1611990
Ecological sustainability of birds in boreal forests
G Niemi, JA Hanowski, P Helle, R Howe, M Mönkkönen, L Venier, ...
Conservation Ecology 2 (2), 1998
1491998
Population genetic structure of male black grouse (Tetrao tetrix L.) in fragmented vs. continuous landscapes
A Caizergues, O Rätti, P Helle, L Rotelli, L Ellison, JY Rasplus
Molecular Ecology 12 (9), 2297-2305, 2003
1472003
Breeding success of black grouse and capercaillie in relation to mammalian predator densities on two spatial scales
S Kurki, P Helle, H Lindén, A Nikula
Oikos, 301-310, 1997
1471997
Invertebrate numbers in edges between clear-fellings and mature forests in northern Finland.
P Helle, J Muona
1441985
Introducing accessibility analysis in mapping cultural ecosystem services
T Ala-Hulkko, O Kotavaara, J Alahuhta, P Helle, J Hjort
Ecological indicators 66, 416-427, 2016
1222016
Sindbis virus infection in resident birds, migratory birds, and humans, Finland
S Kurkela, O Rätti, E Huhtamo, NY Uzcátegui, JP Nuorti, J Laakkonen, ...
Emerging infectious diseases 14 (1), 41, 2008
1212008
Forest succession and bird communities: theoretical aspects and practical implications
P Helle
Biogeography and ecology of forest bird communities, 1990
1131990
Mixed-species foraging aggregations and heterospecific attraction in boreal bird communities
M Mönkkönen, JT Forsman, P Helle
Oikos, 127-136, 1996
1051996
Large‐scale forest corridors to connect the taiga fauna to Fennoscandia
H Lindén, PI Danilov, AN Gromtsev, P Helle, EV Ivanter, J Kurhinen
Wildlife biology 6 (3), 179-188, 2000
1032000
Heterospecific attraction and food resources in migrants' breeding patch selection in northern boreal forest
JT Forsman, M Mönkkönen, P Helle, J Inkeröinen
Oecologia 115, 278-286, 1998
1031998
Heterospecific attraction affects community structure and migrant abundances in northern breeding bird communities
M Mönkkönen, P Helle, GJ Niemi, K Montgomery
Canadian Journal of Zoology 75 (12), 2077-2083, 1997
951997
Predator control and the density and reproductive success of grouse populations in Finland
K Kauhala, P Helle, E Helle
Ecography 23 (2), 161-168, 2000
872000
Predation as a landscape effect: the trading off by prey species between predation risks and protection benefits
M Mönkkönen, M Husby, R Tornberg, P Helle, RL Thomson
Journal of animal ecology 76 (3), 619-629, 2007
832007
Relationship of the Common Treecreeper Certhia familiaris to edge effect and forest fragmentation
M Kuitunen, P Helle
Ornis Fennica 65 (4), 150–155-150–155, 1988
761988
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