Päivi Lyytikäinen-Saarenmaa
Päivi Lyytikäinen-Saarenmaa
University of Helsinki, Department of Forest Sciences
Verified email at helsinki.fi
Title
Cited by
Cited by
Year
Using UAV-based photogrammetry and hyperspectral imaging for mapping bark beetle damage at tree-level
R Näsi, E Honkavaara, P Lyytikäinen-Saarenmaa, M Blomqvist, P Litkey, ...
Remote Sensing 7 (11), 15467-15493, 2015
2392015
The effect of previous damage on the quality of Scots pine foliage as food for diprionid sawflies
P Niemelä, J Tuomi, R Mannila, P Ojala
Zeitschrift fur Angewandte Entomologie, 33-43, 1984
841984
Remote sensing of bark beetle damage in urban forests at individual tree level using a novel hyperspectral camera from UAV and aircraft
R Näsi, E Honkavaara, M Blomqvist, P Lyytikäinen-Saarenmaa, T Hakala, ...
Urban Forestry & Urban Greening 30, 72-83, 2018
802018
Impact of sawfly defoliation on growth of Scots pine Pinus sylvestris (Pinaceae) and
P Lyytikäinen-Saarenmaa, E Tomppo
Bulletin of entomological research 92, 137-140, 2002
742002
Classification of defoliated trees using tree-level airborne laser scanning data combined with aerial images
T Kantola, M Vastaranta, X Yu, P Lyytikainen-Saarenmaa, M Holopainen, ...
Remote Sensing 2 (12), 2665-2679, 2010
602010
Stress in ecological systems
EDJ Parker, VE Forbes, SL Nielsen, C Ritter, C Barata, DJ Baird, ...
Oikos, 179-184, 1999
571999
Adaptation of a generalist moth, Operophtera brumata, to variable budburst phenology of host plants
OP Tikkanen, P Lyytikäinen‐Saarenmaa
Entomologia experimentalis et applicata 103 (2), 123-133, 2002
462002
The role of low‐level ozone exposure and mycorrhizas in chemical quality and insect herbivore performance on Scots pine seedlings
AM Manninen, T Holopainen, P Lyytikäinen‐Saarenmaa, JK Holopainen
Global Change Biology 6 (1), 111-121, 2000
452000
Biotic stress accelerates formation of climate-relevant aerosols in boreal forests
J Joutsensaari, P Yli-Pirilä, H Korhonen, A Arola, JD Blande, J Heijari, ...
Atmospheric Chemistry and Physics 15 (21), 12139-12157, 2015
432015
Area-based mapping of defoliation of Scots pine stands using airborne scanning LiDAR
M Vastaranta, T Kantola, P Lyytikäinen-Saarenmaa, M Holopainen, ...
Remote Sensing 5 (3), 1220-1234, 2013
382013
Effects of natural and artificial defoliations on sawfly performance and foliar chemistry of Scots pine saplings
P Lyytikäinen
Annales Zoologici Fennici, 307-318, 1994
351994
Map updating and change detection using vehicle-based laser scanning
J Hyyppa, A Jaakkola, H Hyyppa, H Kaartinen, A Kukko, M Holopainen, ...
2009 Joint Urban Remote Sensing Event, 1-6, 2009
342009
THE RESPONSES OF SCOTS PINE, PINUS SYLVESTRIS, TO NATURAL AND ARTIFICIAL DEFOLIATION STRESS
P Lyytikäinen-Saarenmaa
Ecological applications 9 (2), 469-474, 1999
341999
BioVeL: a virtual laboratory for data analysis and modelling in biodiversity science and ecology
AR Hardisty, F Bacall, N Beard, MP Balcázar-Vargas, B Balech, Z Barcza, ...
BMC ecology 16 (1), 1-16, 2016
312016
Sawfly (Hym., Diprionidae) outbreaks on Scots pine: effect of stand structure, site quality and relative tree position on defoliation intensity
B De Somviele, P Lyytikäinen-Saarenmaa, P Niemelä
Forest Ecology and Management 194 (1-3), 305-317, 2004
302004
Growth responses of Scots pine (Pinaceae) to artificial and sawfly (Hymenoptera: Diprionidae) defoliation
P Lyytikäinen-Saarenmaa
The Canadian Entomologist 131 (4), 455-463, 1999
301999
Monitoring European pine sawfly population densities with pheromone traps in young pine plantations
P Lyytikäinen-Saarenmaa, O Anderbrant, J Löfqvist, E Hedenström, ...
Forest Ecology and Management 124 (2-3), 113-121, 1999
291999
Field performance of chitinase transgenic silver birch (Betula pendula Roth): growth and adaptive traits
HL Pasonen, L Vihervuori, SK Seppänen, P Lyytikäinen-Saarenmaa, ...
Trees 22 (4), 413-421, 2008
272008
Effect of bark beetle (Ips typographus L.) attack on bark VOC emissions of Norway spruce (Picea abies Karst.) trees
RP Ghimire, M Kivimäenpää, M Blomqvist, T Holopainen, ...
Atmospheric Environment 126, 145-152, 2016
262016
Needle removal by pine sawfly larvae increases branch-level VOC emissions and reduces below-ground emissions of Scots pine
RP Ghimire, JM Markkanen, M Kivimäenpää, ...
Environmental science & technology 47 (9), 4325-4332, 2013
262013
The system can't perform the operation now. Try again later.
Articles 1–20