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- Per Weslien
Per Weslien
Principal Research Engineer
Department of Earth-
Estimating local-scale forest GPP in Northern Europe using Sentinel-2: Model comparisons with LUE, APAR, the plant phenology index, and a light response
function
S. Junttila, J. Ardo, Z. Z. Cai, H. X. Jin, N. Kljun, Leif Klemedtsson, A. Krasnova, H. Lange, A. Lindroth, M. Molder, S. M. Noe, T. Tagesson, P. Vestin, Per Weslien, L. Eklundh
Science of Remote Sensing - 2023 -
Monitoring of carbon-water fluxes at Eurasian meteorological stations using random forest and remote
sensing
M. J. Xie, X. F. Ma, Y. A. Wang, C. F. Li, H. Y. Shi, X. L. Yuan, O. Hellwich, C. B. Chen, W. Q. Zhang, C. Zhang, Q. Ling, R. X. Gao, Y. Zhang, F. U. Ochege, A. Frankl, P. De Maeyer, N. Buchmann, I. Feigenwinter, J. E. Olesen, R. Juszczak, A. Jacotot, A. Korrensalo, A. Pitacco, A. Varlagin, A. Shekhar, A. Lohila, A. Carrara, A. Brut, B. Kruijt, B. Loubet, B. Heinesch, B. Chojnicki, C. Helfter, C. Vincke, C. L. Shao, C. Bernhofer, C. Brummer, C. Wille, E. S. Tuittila, E. Nemitz, F. Meggio, G. Dong, G. Lanigan, G. Niedrist, G. Wohlfahrt, G. Y. Zhou, I. Goded, T. Gruenwald, J. Olejnik, J. Jansen, J. Neirynck, J. P. Tuovinen, J. H. Zhang, K. Klumpp, K. Pilegaard, L. Sigut, Leif Klemedtsson, L. Tezza, L. Hortnagl, M. Urbaniak, M. Roland, M. Schmidt, M. A. Sutton, M. Hehn, M. Saunders, M. Mauder, M. Aurela, M. Korkiakoski, M. Y. Du, N. Vendrame, N. Kowalska, P. G. Leahy, P. Alekseychik, P. L. Shi, Per Weslien, S. P. Chen, S. Fares, T. Friborg, T. Tallec, T. Kato, T. Sachs, T. Maximov, U. M. di Cella, U. Moderow, Y. N. Li, Y. T. He, Y. Kosugi, G. P. Luo
Scientific Data - 2023 -
Nitrous oxide emissions from five fertilizer treatments during one year-High-frequency measurements on a Swedish
Cambisol
Magdalena Wallman, C. Lammirato, S. Delin, Leif Klemedtsson, Per Weslien, Tobias Rütting
Agriculture, Ecosystems & Environment - 2022 -
Warming response of peatland CO2 sink is sensitive to seasonality in warming
trends
M. Helbig, T. Živković, P. Alekseychik, M. Aurela, T. S. El-Madany, E. S. Euskirchen, L. B. Flanagan, T. J. Griffis, P. J. Hanson, J. Hattakka, C. Helfter, T. Hirano, E. R. Humphreys, G. Kiely, R. K. Kolka, T. Laurila, P. G. Leahy, A. Lohila, I. Mammarella, M. B. Nilsson, A. Panov, F. J.W. Parmentier, M. Peichl, J. Rinne, D. T. Roman, O. Sonnentag, E. S. Tuittila, M. Ueyama, T. Vesala, P. Vestin, S. Weldon, Per Weslien, S. Zaehle
Nature Climate Change - 2022 -
Spatial and temporal variation in delta C-13 values of methane emitted from a hemiboreal mire: methanogenesis, methanotrophy, and
hysteresis
J. Rinne, P. Lakomiec, P. Vestin, J. D. White, Per Weslien, J. Kelly, N. Kljun, L. Strom, Leif Klemedtsson
Biogeosciences - 2022 -
Low Nitrous Oxide Emissions in a Boreal Spruce Forest Soil, Despite Long-Term
Fertilization
Tobias Rütting, Anna-Karin Björsne, Per Weslien, Åsa Kasimir, Leif Klemedtsson
Frontiers in Forests and Global Change - 2021 -
SITES AquaNet: An open infrastructure for mesocosm experiments with high frequency sensor monitoring across
lakes
P. Urrutia-Cordero, O. Langvall, P. Blomkvist, D. G. Angeler, S. Bertilsson, W. C. Montero, P. Eklov, N. A. Jakobsen, Leif Klemedtsson, H. Laudon, Bengt Liljebladh, M. Lundgren, L. Parkefelt, E. Kelpsiene, D. Pierson, J. Rankinen, M. Striebel, L. J. Tranvik, Per Weslien, H. Hillebrand, S. Langenheder
Limnology and Oceanography-Methods - 2021 -
Upscaling Northern Peatland CO2 Fluxes Using Satellite Remote Sensing
Data
S. Junttila, J. Kelly, N. Kljun, M. Aurela, Leif Klemedtsson, A. Lohila, M. B. Nilsson, J. Rinne, E. S. Tuittila, P. Vestin, Per Weslien, L. Eklundh
Remote Sensing - 2021 -
Measuring frequency and accuracy of annual nitrous oxide emission
estimates
C. Lammirato, Magdalena Wallmann, Per Weslien, Leif Klemedtsson, Tobias Rütting
Agricultural and Forest Meteorology - 2021 -
Modelling and upscaling ecosystem respiration using thermal cameras and UAVs: Application to a peatland during and after a hot
drought
J. Kelly, N. Kljun, L. Eklundh, Leif Klemedtsson, Bengt Liljebladh, P. O. Olsson, Per Weslien, X. H. Xie
Agricultural and Forest Meteorology - 2021 -
Carbon Dioxide and Methane Flux Response and Recovery From Drought in a Hemiboreal Ombrotrophic
Fen
J. B. Keane, S. Toet, P. Ineson, Per Weslien, J. E. Stockdale, Leif Klemedtsson
Frontiers in Earth Science - 2021 -
Effects of drought and meteorological forcing on carbon and water fluxes in Nordic forests during the dry summer of
2018
A. Lindroth, J. Holst, M. L. Linderson, M. Aurela, T. Biermann, M. Heliasz, J. S. Chi, A. Ibrom, P. Kolari, Leif Klemedtsson, A. Krasnova, T. Laurila, I. Lehner, A. Lohila, I. Mammarella, M. Molder, M. O. Lofvenius, M. Peichl, K. Pilegaard, K. Soosar, T. Vesala, P. Vestin, Per Weslien, M. Nilsson
Philosophical Transactions of the Royal Society B-Biological Sciences - 2020 -
Greenhouse gas dynamics of a well-drained afforested agricultural
peatland
Maria Ernfors, Robert G. Björk, Azad Nousratpour, David Rayner, Per Weslien, Leif Klemedtsson
Boreal environment research - 2020 -
Effect of the 2018 European drought on methane and carbon dioxide exchange of northern mire
ecosystems
J. Rinne, J. P. Tuovinen, L. Klemedtsson, M. Aurela, J. Holst, A. Lohila, Per Weslien, P. Vestin, P. Lakomiec, M. Peichl, E. S. Tuittila, L. Heiskanen, T. Laurila, X. Li, P. Alekseychik, I. Mammarella, L. Strom, P. Crill, M. B. Nilsson
Philosophical Transactions of the Royal Society B-Biological Sciences - 2020 -
Challenges and Best Practices for Deriving Temperature Data from an Uncalibrated UAV Thermal Infrared
Camera
J. Kelly, N. Kljun, P. O. Olsson, L. Mihai, Bengt Liljeblad, Per Weslien, Leif Klemedtsson, L. Eklundh
Remote Sensing - 2019 -
Standardisation of chamber technique for CO2, N2O and CH4 fluxes measurements
from terrestrial
ecosystems
M. Pavelka, M. Acosta, R. Kiese, N. Altimir, C. Brümmer, P Crill, E. Darenova, R Fuß, B. Gielen, A. Graf, Leif Klemedtsson, A Lohila, B. Longdoz, A. Lindroth, M. Nilsson, S. M. Jiménez, L. Merbold, L. Montagnani, M. Peichl, M. Pihlatie, J. Pumpanen, P. S. Ortiz, H. Silvennoinen, U. Skiba, P. Vestin, Per Weslien, D. Janous, W. Kutsch
International Agrophysics - 2018 -
Towards long-term standardised carbon and greenhouse gas observations
for monitoring Europe´s terrestrial ecosystems: a
review
D Franz, M. Acosta, N. Altimir, N. Arriga, D. Arrouays, M. Aubinet, M. Aurela, E. Ayres, A. López-Ballesteros, M. Barbaste, D. Berveiller, S. Biraud, H. Boukir, T. Brown, C. Brümmer, N. Buchmann, G. Burba, A. Carrara, A. Cescatti, E. Ceschia, R. Clement, E. Cremonese, P. Crill, E. Darenova, S. Dengel, P. D’Odorico, G. Filippa, S. Fleck, G. Fratini, R. Fuß, B. Gielen, S. Gogo, J. Grace, A. Graf, A. Grelle, P. Gross, T. Grünwald, S. Haapanala, M. Hehn, B. Heinesch, J. Heiskanen, M. Herbst, C. Herschlein, L. Hörtnagl, K. Hufkens, A. Ibrom, C. Jolivet, L. Joly, M. Jones, R. Kiese, Leif Klemedtsson, N. Kljun, K. Klumpp, P. Kolari, O. Kolle, A. Kowalski, W. Kutsch, T. Laurila, A. de Ligne, S. Linder, A. Lindroth, A. Lohila, B. Longdoz, I. Mammarella, T. Manise, S. M. Jiménez, G. Matteucci, M. Mauder, P. Meier, L. Merbold, S. Mereu, S. Metzger, M. Migliavacca, M. Mölder, L. Montagnani, C. Moureaux, D. Nelson, E. Nemitz, G. Nicolini, M. B. Nilsson, M. Op de Beeck, B. Osborne, M. Ottosson Löfvenius, M. Pavelka, M. Peichl, O. Peltola, M. Pihlatie, A. Pitacco, R. Pokorný, J. Pumpanen, C. Ratié, C. Rebmann, M. Roland, S. Sabbatini, N. P.A. Saby, M. Saunders, H. P. Schmid, M. Schrumpf, P. Sedlák, P. S Ortiz, L. Siebicke, L. Šigut, H. Silvennoinen, G. Simioni, U. Skiba, O. Sonnentag, K. Soudani, P. Soulé, R. Steinbrecher, T. Tallec, A. Thimonier, E.-S. Tuittila, J.-P. Tuovinen, P. Vestin, G. Vincent, C. Vincke, D. Vitale, P. Waldner, Per Weslien, L. Wingate, G. Wohlfahrt, M. Zahniser, T. Vesala
International Agrophysics - 2018 -
Nitrous oxide emissions from Norway spruce forests on drained organic and mineral
soil
Mohammad Aurangojeb, Leif Klemedtsson, Tobias Rütting, Hongxing He, Per Weslien, Stefan Banzhaf, Åsa Kasimir
Canadian Journal of Forest Research - 2017 -
Nitrous oxide and nitrate losses – influencing factors in willow cropping investigated by
modelling
Hongxing He, Per-Erik Jansson, Anna Hedenrud, Sophie Rychlik, Per Weslien, Leif Klemedtsson, Åsa Kasimir
19th N workshop. June 27-29, 2016, Skara, Sweden - 2016 -
A fertile peatland forest does not constitute a major greenhouse gas
sink
Astrid Meyer, Lasse Tarvainen, Azad Nousratpour, Robert G. Björk, Maria Ernfors, Achim Grelle, Åsa Kasimir Klemedtsson, Lindroth Ander, Mats Räntfors, Tobias Rütting, Göran Wallin, Per Weslien, Leif Klemedtsson
Biogeosciences - 2013 -
Carrot cropping on organic soil is a hotspot for nitrous oxide
emissions
Per Weslien, Tobias Rütting, Åsa Kasimir Klemedtsson, Leif Klemedtsson
Nutrient Cycling in Agroecosystems - 2012 -
The response of methane and nitrous oxide fluxes to forest change in
Europe
P. Gundersen, J. R. Christiansen, G. Alberti, N. Brüggemann, S. Castaldi, R. Gasche, B. Kitzler, Leif Klemedtsson, R. Lobo-do-Vale, F. Moldan, Tobias Rütting, P. Schleppi, Per Weslien, S. Zechmeister-Boltenstern
Biogeosciences - 2012 -
Modelling uncertainty for nitrate leaching and nitrous oxide emissions based on a Swedish field experiment with organic crop
rotation
Josefine Nylinder, Maria Stenberg, Per-Erik Jansson, Åsa Kasimir Klemedtsson, Per Weslien, Leif Klemedtsson
Agriculture, Ecosystems and Environment - 2011 -
Skogaryd – Integration of terrestrial and freshwater greenhouse gas sources and
sinks
Leif Klemedtsson, David Bastviken, Robert G. Björk, Pascal Boeckx, Patrick Crill, Alf Ekblad, Maria Ernfors, Per-Erik Jansson, Anders Lindroth, Azad Nousratpour, Josefine Nylinder, Anna Rutgersson, Tobias Rütting, Mats Räntfors, Sebastian Sobek, Lasse Tarvainen, Frida Thomsen, Lars Tranvik, Göran Wallin, Per Weslien, Gesa Weyhenmeyer
1st COST meeting ‘Belowground carbon in Europeanforest’, Birmensdorf, Switzerland, 26–28 January 2010. - 2010 -
Nitrous oxide emissions from a clay soil depend on timing of autumn mouldboard
ploughing
Maria Stenberg, Tobias Rütting, Per Weslien, Å Myrbeck, J Wetterlind, Josefine Nylinder, Åsa Kasimir Klemedtsson, Leif Klemedtsson
19th World Congress of Soil Science - 2010 -
Reduction of greenhouse gas emissions by wood ash application to a Picea abies (L.) Karst. forest on a drained organic
soil
Leif Klemedtsson, Maria Ernfors, Robert G. Björk, Per Weslien, Tobias Rütting, Patrick Crill, Ulf Sikström
European Journal of Soil Science - 2010 -
Land use effects on nitrous oxide emission from drained organic
soils
Per Weslien
2010 -
Influences by cropping system and management on nitrogen loss on a clay
soil
Josefine Nylinder, Maria Stenberg, Per-Erik Jansson, Åsa Kasimir Klemedtsson, Per Weslien, Leif Klemedtsson
Proceedings of the 16th Nitrogen Workshop. Connecting different scales of nitrogen use in agriculture. June 28th - July 1st 2009, Turin Italy - 2009 -
Storms can cause Europe-wide reduction in forest carbon
sink
Anders Lindroth, Fredrik Lagergren, Achim Grelle, Leif Klemedtsson, Ola Langvall, Per Weslien, Janno Tuulik
Global Change Biology - 2009 -
Strong pH influence on N2O and CH4 fluxes from forested organic
soils
Per Weslien, Åsa Kasimir Klemedtsson, Leif Klemedtsson
European Journal of Soil Science - 2009 -
Methane and nitrous oxide fluxes from a farmed Swedish
Histosol
Åsa Kasimir Klemedtsson, Per Weslien, Leif Klemedtsson
European Journal of Soil Science - 2009 -
Contemporary carbon accumulation in a boreal oligotrophic minerogenic mire - a significant sink after accounting for all
C-fluxes
M. Nilsson, J. Sagerfors, I. Buffam, H. Laudon, T. Eriksson, A. Grelle, Leif Klemedtsson, Per Weslien, A. Lindroth
Global Change Biology - 2008 -
Annual CO2 exchange between a nutrient-poor, minerotrophic, boreal mire and the
atmosphere
J. Sagerfors, A. Lindroth, A. Grelle, Leif Klemedtsson, Per Weslien, M. Nilsson
Journal of Geophysical Research-Biogeosciences - 2008 -
Bayesian calibration method used to elucidate carbon turnover in forest on drained organic
soil
Leif Klemedtsson, P. E. Jansson, D. Gustafsson, L. Karlberg, Per Weslien, K. von Arnold, Maria Ernfors, O. Langvall, A. Lindroth
Biogeochemistry - 2008 -
Measurement of net ecosystem exchange, productivity and respiration in three spruce forests in Sweden shows unexpectedly large soil carbon
losses
A. Lindroth, Leif Klemedtsson, A. Grelle, Per Weslien, O. Langvall
Biogeochemistry - 2008 -
Pools and fluxes of carbon in three Norway spruce ecosystems along a climatic gradient in
Sweden
D. B. Kleja, M. Svensson, H. Majdi, P. E. Jansson, O. Langvall, B. Bergkvist, M. B. Johansson, Per Weslien, L. Truusb, A. Lindroth, G. I. Agren
Biogeochemistry - 2008 -
Influences by cropping systems on nitrogen leaching from a clay soil at Logården in
Sweden.
Maria Stenberg, Åsa Kasimir Klemedtsson, Leif Klemedtsson, Per Weslien, Sofia Delin, C-A Helander, Josefine Norman
Poster at NEU workshop pfebruary 2007 Paestum Italy. - 2007 -
Nitrous oxide emissions from organic crop production on clay soils in Logården,
Sweden
Josefine Norman, Åsa Kasimir Klemedtsson, Maria Stenberg, Per Weslien, Leif Klemedtsson
Poster at NEU workshop february 2007 Paestum Italy. - 2007 -
Nitrogen leaching and nitrous oxide emissions from integrated and organic
farming.
Josefine Norman, Maria Stenberg, Åsa Kasimir Klemedtsson, Per Weslien, Leif Klemedtsson
COST 856 14th meeting in Uppsala, Sweden december 2007 - 2007 -
Large carbon-sink potential by Kyoto forests in Sweden - A case study on willow
plantations
A. Grelle, P. Aronsson, Per Weslien, Leif Klemedtsson, A. Lindroth
Tellus Series B-Chemical and Physical Meteorology - 2007 -
Nitrogen use efficiency in integrated and organic
farming
Maria Stenberg, Leif Klemedtsson, Sofia Delin, Åsa Kasimir Klemedtsson, Per Weslien
Sustainability - its Impact on Soil Management and Environment - 2006 -
Nitrous oxide emissions and nitrogen use
efficiency.
Maria Stenberg, Åsa Kasimir Klemedtsson, Leif Klemedtsson, Per Weslien
14th N-workshop "N management in agroecosystems in relation to the water fermework directive. 24-26 Oct. Maastricht. Book of abstracts - 2005 -
Nitrous oxide emissions and nitrogen use
efficiency
Åsa Kasimir Klemedtsson, Leif Klemedtsson, Maria Stenberg, Per Weslien
Focus on soils Symposium. Managing soils for the future. - 2005 -
Kvävehushållning i ekologisk växtodling kväveutlakning och
lustgasemissioner
Maria Stenberg, Åsa Kasimir Klemedtsson, Leif Klemedtsson, Sofia Delin, Per Weslien
Ekologiskt lantbruk Konferens "Att navigera i en ny tid" CUL SLU Uppsala - 2005 -
Soil CN ratio as a scalar parameter to predict nitrous oxide
emissions
Leif Klemedtsson, K. von Arnold, Per Weslien, P. Gundersen
Global Change Biology - 2005 -
Fluxes of CO2, CH4 and N2O from drained coniferous forests on organic
soils
K. von Arnold, Per Weslien, M. Nilsson, B. H. Svensson, Leif Klemedtsson
Forest Ecology and Management - 2005 -
Fluxes of CO2, CH4 and N2O from drained organic soils in deciduous
forests
K. von Arnold, M. Nilsson, B. Hanell, Per Weslien, Leif Klemedtsson
Soil Biology & Biochemistry - 2005 -
Can distribution of trees explain variation in nitrous oxide
fluxes?
Karin von Arnold, Maria Ivarsson, Mats Öqvist, H. Majdi, Robert G. Björk, Per Weslien, Leif Klemedtsson
Scandinavian Journal of Forest Research - 2005 -
Nitrous oxide production in a forest soil at low temperatures - processes and environmental
controls
M. G. Oquist, M. Nilsson, Fred Sörensson, Åsa Kasimir Klemedtsson, T. Persson, Per Weslien, Leif Klemedtsson
Fems Microbiology Ecology - 2004 -
Nitrous oxide production in a forest soil at low temperatures – processes and environmental
controls.
Fred Sörensson, Åsa Kasimir Klemedtsson, Leif Klemedtsson, Per Weslien
FEMS Microbiology Ecology - 2004