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Umeå universitet
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Huvudmenyn dold.
Personalbild Per-Anders Esseen

Per-Anders Esseen

Kontakt

E-post
per-anders.esseen@umu.se

Verksam som

Anknytning
Professor emeritus vid Institutionen för ekologi, miljö och geovetenskap
Plats
KBC-Fysiologihuset, Linnaeus väg 6, Umeå, A4 18 15 Umeå universitet, 901 87 Umeå
Sequencing airborne DNA to monitor crop pathogens and pests
iScience, Cell Press 2025, Vol. 28, (7)
Mikko, Amanda; Villegas, José Antonio; Svensson, Daniel; et al.
Microclimate drives growth of hair lichens in boreal forest canopies after partial cutting
Forest Ecology and Management, Elsevier 2024, Vol. 572
Esseen, Per-Anders; Coxson, D.S.
Influence of canopy structure and light on the three-dimensional distribution of the iconic lichen Usnea longissima
Forest Ecology and Management, Elsevier 2023, Vol. 529
Esseen, Per-Anders; Ekström, Magnus
Long-term dynamics of the iconic old-forest lichen Usnea longissima in a protected landscape
Forest Ecology and Management, Elsevier 2023, Vol. 546
Esseen, Per-Anders; Rytterstam, J.; Atrena, A.; et al.
Phylogeography of Ramalina farinacea (Lichenized Fungi, Ascomycota) in the Mediterranean Basin, Europe, and Macaronesia
Diversity, MDPI 2023, Vol. 15, (3)
Moya, Patricia; Garrido-Benavent, Isaac; Chiva, Salvador; et al.
Multiple drivers of large-scale lichen decline in boreal forest canopies
Global Change Biology, John Wiley & Sons 2022, Vol. 28, (10) : 3293-3309
Esseen, Per-Anders; Ekström, Magnus; Grafström, Anton; et al.
Estimating density from presence/absence data in clustered populations
The 28th Nordic Conference in Mathematical Statistics, NORDSTAT 2021, Tromsø, Norway, June 21 – 24, 2021.
Ekström, Magnus; Sandring, Saskia; Grafström, Anton; et al.
Rapid changes in ground vegetation of mature boreal forests: an analysis of Swedish national forest inventory data
Forests, MDPI 2021, Vol. 12, (4)
Jonsson, Bengt Gunnar; Dahlgren, Jonas; Ekström, Magnus; et al.
Macroclimate drives growth of hair lichens in boreal forest canopies
Journal of Ecology, John Wiley & Sons 2021, Vol. 109, (1) : 478-490
Phinney, Nathan H.; Gauslaa, Yngvar; Palmqvist, Kristin; et al.
Estimating density from presence/absence data in clustered populations
Methods in Ecology and Evolution, John Wiley & Sons 2020, Vol. 11, (3) : 390-402
Ekström, Magnus; Sandring, Saskia; Grafström, Anton; et al.
Presence-absence sampling for estimating plant density using survey data with variable plot size
Methods in Ecology and Evolution, John Wiley & Sons 2020, Vol. 11, (4) : 580-590
Ståhl, Göran; Ekström, Magnus; Dahlgren, Jonas; et al.
Strong influence of landscape structure on hair lichens in boreal forest canopies
Canadian Journal of Forest Research, Canadian Science Publishing 2019, Vol. 48, (8) : 994-1003
Esseen, Per-Anders
Combinaison d’échantillons probabilistes indépendants
Survey Methodology, Statistics Canada 2019, Vol. 45, (2) : 371-387
Grafström, Anton; Ekström, Magnus; Jonsson, Bengt Gunnar; et al.
On combining independent probability samples
Survey Methodology, Statistics Canada 2019, Vol. 45, (2) : 349-364
Grafström, Anton; Ekström, Magnus; Jonsson, Bengt Gunnar; et al.
Logistic regression for clustered data from environmental monitoring programs
Ecological Informatics, Elsevier 2018, Vol. 43 : 165-173
Ekström, Magnus; Esseen, Per-Anders; Westerlund, B.; et al.
Morphology drives water storage traits in the globally widespreadlichen genus Usnea
Fungal ecology, Elsevier 2018, Vol. 35 : 51-61
Eriksson, Amanda; Gauslaa, Yngvar; Palmqvist, Kristin; et al.
Externally held water: a key factor for hair lichens in boreal forest canopies
Fungal ecology, Elsevier 2017, Vol. 30 : 29-38
Esseen, Per-Anders; Rönnqvist, Marie; Gauslaa, Y.; et al.
Informative plot sizes in presence-absence sampling of forest floor vegetation
Methods in Ecology and Evolution, Hoboken: British Ecological Society 2017, Vol. 8, (10) : 1284-1291
Ståhl, Göran; Ekström, Magnus; Dahlgren, Jonas; et al.
Broad-scale distribution of epiphytic hair lichens correlates more with climate and nitrogen deposition than with forest structure
Canadian Journal of Forest Research, NRC Research Press 2016, Vol. 46, (11) : 1348-1358
Esseen, Per-Anders; Ekström, Magnus; Westerlund, Bertil; et al.
Factors driving structure of natural and anthropogenic forest edges from temperate to boreal ecosystems
Journal of Vegetation Science, Vol. 27, (3) : 482-492
Esseen, Per-Anders; Hedstrom Ringvall, Anna; Harper, Karen Amanda; et al.
Dead wood availability in managed Swedish forests: policy outcomes and implications for biodiversity
Forest Ecology and Management, Elsevier 2016, Vol. 376 : 174-182
Jonsson, Bengt Gunnar; Ekström, Magnus; Esseen, Per-Anders; et al.
Lichens in forest ecosystems
Routledge handbook of forest ecology, Taylor & Francis 2015 : 250-263
Esseen, Per-Anders; Coxson, Darwyn S
Morphology influences water storage in hair lichens from boreal forest canopies
Fungal ecology, Vol. 18 : 26-35
Esseen, Per-Anders; Olsson, Therese; Coxson, Darwyn; et al.
Edge influence on vegetation at natural and anthropogenic edges of boreal forests in Canada and Fennoscandia
Journal of Ecology, Vol. 103, (3) : 550-562
Harper, Karen A.; Macdonald, S. Ellen; Mayerhofer, Michael S.; et al.
Sunscreening fungal pigments influence the vertical gradient of pendulous lichens in boreal forest canopies
Ecology, Vol. 95, (6) : 1464-1471
Farber, Leonie; Solhaug, Knut Asbjorn; Esseen, Per-Anders; et al.
Tree growth and competition in an old-growth Picea abies forest of boreal Sweden: influence of tree spatial patterning
Journal of Vegetation Science, Vol. 25, (2) : 374-385
Fraver, Shawn; D'Amato, Anthony W.; Bradford, John B.; et al.
Evidence-Based Knowledge Versus Negotiated Indicators for Assessment of Ecological Sustainability: The Swedish Forest Stewardship Council Standard as a Case Study
Ambio, Vol. 42, (2) : 229-240
Angelstam, Per; Roberge, Jean-Michel; Axelsson, Robert; et al.
Length and classification of natural and created forest edges in boreal landscapes throughout northern Sweden
Forest Ecology and Management, Elsevier 2011, Vol. 262, (3) : 461-469
Jansson, K. Ulrika; Nilsson, Mats; Esseen, Per-Anders
Landscape Environmental Monitoring: Sample Based Versus Complete Mapping Approaches in Aerial Photographs
Environmental Monitoring, InTech 2011 : 205-218
Ramezani, Habib; Svensson, Johan; Esseen, Per-Anders
National inventory of landscapes in Sweden (NILS): scope, design, and experiences from establishing a multi-scale biodiversity monitoring system
Environmental Monitoring & Assessment, Vol. 173, (1-4) : 579-595
Ståhl, Göran; Allard, Anna; Esseen, Per-Anders; et al.
Growth of the old forest lichen Usnea longissima in forest edges
The Lichenologist, Cambridge University Press 2009, Vol. 41, (6) : 663-672
Jansson, Ulrika; Palmqvist, Kristin; Esseen, Per-Anders
Demographics and disturbance history of a boreal old-growth Picea abies forest
Journal of Vegetation Science, Vol. 19, (6) : 789-798
Fraver, S; Jonsson, B-G; Jönsson, M; et al.
Eighteen years of tree mortality and structural change in an experimentally fragmented Norway spruce forest
Forest Ecology and Management, Vol. 242, (2-3) : 306-313
Jönsson, Mari T.; Fraver, Shawn; Jonsson, Bengt Gunnar; et al.
Edge influence on the old-growth forest indicator lichen Alectoria sarmentosa in natural ecotones
Journal of Vegetation Science, Vol. 17 : 185-194
Esseen, P-A
Contribution of lichen ecology to understanding and managing ecosystems
Journal of Vegetation Science, Vol. 17 : 123-124
Will-Wolf, S; McCune, B; Esseen, P-A
Edge influence on forest structure and composition in fragmented landscapes
Conservation Biology, Vol. 19 : 768-782
Harper, K A; MacDonald, S E; Burton, P J; et al.
Ecology of lichens in boreal coniferous forests with reference to spatial and temporal patterns
Umeå: Umeå universitet 1983
Esseen, Per-Anders
Edge, canopy and neighbourhood attributes as predictors of potential edge influence in boreal forests
Jansson, Ulrika; Esseen, Per-Anders
Forest edge density in a gradient of boreal landscapes in Sweden
Jansson, Ulrika; Nilsson, Mats; Esseen, Per-Anders
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