Konferensabstrakt2012
Risk assessment and effects of soil compaction: research chains at work
Schjønning Per, Keller Thomas.;Kymäläinen, Hanna-Riitta (red.); Alakukku, Laura (red.); Pienmunne, Esa (red.).
Thomas Keller
Institutionen för mark och miljö
Fakulteten för naturresurser och jordbruksvetenskap
E-post: thomas.keller@slu.se
ORCID: 0000-0002-9383-3209
Publikationer
2012
Konferensabstrakt2012
Soil compaction and preferential solute transport
Jarvis Nicholas, Larsbo Mats, Etana Ararso, Arvidsson Johan, Keller Thomas, Lamandé Mathieu, Schjønning Per.;Alakukku, Laura (red.); Kymäläinen, Hanna-Riitta (red.); Pienmunne, Esa (red.).
Forskningsartikel2012Vetenskapligt granskad
Persistent effects of subsoil compaction on pore size distribution and gas transport in a loamy soil
Berisso, Feto E.; Schjønning, Per; Keller, Thomas et al.
Forskningsartikel2012Vetenskapligt granskad
Plastic limits of agricultural soils as functions of soil texture and organic matter content
Keller, Thomas; Dexter, Anthony R..
Forskningsartikel2012Vetenskapligt granskad
Improvement and field testing of a combined horizontal penetrometer for on-the-go measurement of soil water content and mechanical resistance
Naderi-Boldaji, Mojtaba; Alimardani, Reza; Hemmat, Abbas et al.
Forskningsartikel2012Vetenskapligt granskadÖppen tillgång
Effects of seedbed properties on crop emergence. 5. Effects of aggregate size, sowing depth and simulated rainfall after sowing on harmful surface-layer hardening
Håkansson, Inge; Keller, Thomas; Arvidsson, Johan et al.
Konferensartikel2012
Wheel traffic effect on air-filled porosity and air permeability in a soil catena across the wheel rut
Berisso, Feto Esimo; Schjønning, Per; Lamandé, Mathieu et al.
Konferensartikel2012
Long-term effects of different tillage and field operation regimes on soil structure
Weisskopf, Peter; Anken, Thomas; Rek, Jan et al.
Konferensartikel2012
Application of SALCA-SQ, a method for assessing management effects on soil quality in Life Cycle Assessment, with special focus on soil compaction risk
Oberholzer, Hans-Rudolf; Marbot, Bettina; Keller, Thomas et al.
Konferensartikel2012
On the way towards on-line measurement of soil compaction by a triple-sensor fusion system
Naderi-Boldaji, M; Alimardani, R; Hemmat, A et al.
Konferensartikel2012
Comparing measured with simulated vertical soil stress under vehicle load: are the measurements or the models wrong?
Keller, Thomas; Lamandé, Mathieu; Arvidsson, Johan et al.
Forskningsartikel2012Vetenskapligt granskad
Rules of thumb for minimizing subsoil compaction
Schjønning, Per; Lamandé, Mathieu; Keller, Thomas et al.
Forskningsartikel2012Vetenskapligt granskad
In Situ Subsoil Stress-Strain Behavior in Relation to Soil Precompression Stress
Keller, Thomas; Arvidsson, Johan; Schjønning, Per et al.
Forskningsartikel2012Vetenskapligt granskadÖppen tillgång
Effects of sedbed properties on crop emergence. 4. Inhibitory effect of oxygen deficiency
Hakansson Inge, Keller Thomas, Arvidsson Johan, Rydberg Tomas.
2011
Konferensartikel2011
Subsoil pore characteristics and functions are negatively affected 14 years after compaction in a Swedish sandy clay loam
Keller, Thomas; Berisso, Feto E, Etana Ararso, Lamandé Mathieu, Forkman Johannes, Arvidsson Johan, de Jonge Lis W, Iversen Bo V, Jarvis Nicholas, Schjønning Per.
Konferensabstrakt2011
Effect of persistent subsoil compaction on N2O emissions from arable soils
Regina Kristiina, Simojoki Asko, Alakukku Laura, Keller Thomas, Silvennoinen Hanna, Dörsch Peter.
Tidningsartikel2011
EDV senkt Bodendruck
Stettler, Matthias; Keller, Thomas.
Konferensabstrakt2011
Anisotropy of the subsoil pore system as affected by high mechanical stresses
Berisso, Feto E.; Schjønning, Per; Keller, Thomas et al.
Konferensartikel2011
Controlled traffic farming as a strategy to reduce compaction risks
Weisskopf, Peter; Holpp, Martin; Anken, Thomas et al.
Forskningsartikel2011Vetenskapligt granskad
Analysis of soil compression curves from uniaxial confined compression tests
Keller, Thomas; Lamandé, Mathieu; Schjønning, Per et al.
Forskningsartikel2011Vetenskapligt granskadÖppen tillgång
Effects of seedbed properties on crop emergence: 1. Temporal effects of temperature and sowing depth in seedbeds with favourable properties
Håkansson, Inge; Arvidsson, Johan; Keller, Thomas et al.
Forskningsartikel2011Vetenskapligt granskad
Effects of seedbed properties on crop emergence. 3. Effects of firming after sowing in seedbeds with various depths and water contents
Håkansson Inge, Rydberg Tomas, Keller Thomas, Arvidsson Johan.
Forskningsartikel2011Vetenskapligt granskad
Rubber track systems for conventional tractors - effects on soil compaction and traction
Arvidsson Johan, Westlin Hugo, Keller Thomas, Gilbertsson Mikael.
Forskningsartikel2011Vetenskapligt granskad
Comparing penetrometer and shear vane measurements with measured and predicted mouldboard plough draught in a range of Swedish soils
Arvidsson Johan, Keller Thomas.
2010
Rapport2010Öppen tillgång
Dragkraftsbehov och maskinkostnad för olika redskap och bearbetningssystem
Arvidsson, Johan; Hillerström, Olof; Keller, Thomas et al.
Konferensabstrakt2010
Effect of subsoil compaction on hydraulic parameters
Iversen, Bo V; Berisso, Feto E; Schjønning, Per et al.
Forskningsartikel2010Vetenskapligt granskad
Estimation of reference bulk density from soil particle size distribution and soil organic matter content
Keller, Thomas; Hakansson, Inge.
Forskningsartikel2010Vetenskapligt granskad
Challenges in the development of analytical soil compaction models
Keller, Thomas; Lamandé, Mathieu.
Konferensartikel2010
Persistent compaction effects on subsoil pore characteristics and hydraulic functions
Berisso, Feto Esimo; Schjønning, Per; Lamandé, Mathieu et al.
Konferensartikel2010
Towards new approaches for modelling soil mechanical behaviour
Lamandé, Mathieu; Keller, Thomas; Berli, Markus et al.
Konferensartikel2010
Visualization of subsoil compaction
Etana, Ararso; Keller, Thomas; Larsbo, Mats et al.
Konferensartikel2010
Rubber track systems for conventional tractors - effects on soil compaction and traction
Arvidsson, Johan; Westlin, Hugo; Keller, Thomas et al.
Konferensartikel2010
Soil structure explains some within-field variation in crop yield
Keller, Thomas; Sutter, JA; Nissen, K et al.
Bokkapitel2010
Soil disturbance and soil fragmentation during tillage
Keller, Thomas; Arvidsson, Johan.
Bokkapitel2010
Draught requirement during tillage
Arvidsson Johan, Keller Thomas.;Dedousis, Athanasios P. (red.); Bartzanas, Thomas (red.).
2009
Konferensartikel2009
In situ stress-strain behaviour during wheeling experiments as compared to stress-strain behaviour measured in uniaxial compression tests in the laboratory
Keller, Thomas; Arvidsson, Johan; Rydberg, Tomas.
Konferensartikel2009
Stress propagation in arable soil: determination and estimation of the concentration factor
Keller, Thomas; Stettler, M; Arvidsson, Johan et al.
2008
Forskningsartikel2008
Modelling effects of tyre inflation pressure on the stress distribution near the soil-tyre interface
Schjonning P, Lamande M, Togersen FA, Arvidsson J, Keller T.
Forskningsartikel2008Vetenskapligt granskad
Determination of precompression stress from uniaxial compression tests
Cavalieri, Karina Maria Vieira; Arvidsson, Johan; da Silva, Alvaro Pires et al.
2007
Forskningsartikel2007Vetenskapligt granskad
SoilFlex: A model for prediction of soil stresses and soil compaction due to agricultural field traffic including a synthesis of analytical approaches
Keller, Thomas; Défossez, Pauline; Weisskopf, Peter et al.
Konferensartikel2007
Konzeptionelle Überlegungen zur bodenschonenden Mechanisierung als Bestandteil von precision agriculture
Weisskopf P, Keller Thomas.
Rapport2007
Kan vi förklara skördevariationer på fältnivå med inomfältsvariation av markens infiltrationsförmåga? Rapporter från Jordbearbetningsavdelningen, SLU, Uppsala. Nr 112, s. 46-50
Keller Thomas, Rydberg Tomas, Arvidsson Johan.
Forskningsartikel2007Vetenskapligt granskad
Suitability of pre-compression stress as the real critical stress of unsaturated agricultural soils
Mosaddeghi MR, Koolen AJ, Hajabbasi MA, Hemmat A, Keller T.
Konferensartikel2007
Soil structure explains some within-field variation in crop yield
Keller, Thomas; Rydberg, Tomas.
Forskningsartikel2007Vetenskapligt granskad
Soil stress as affected by wheel load and tyre inflation pressure
Arvidsson J, Keller T.
Forskningsartikel2007Vetenskapligt granskad
Compressive properties of some Swedish and Danish structured agricultural soils measured in uniaxial compression tests
Keller T, Arvidsson J.
Bokkapitel2007
Compaction and Compressibility
Défossez, Pauline; Keller, Thomas; Richard, Guy.
Forskningsartikel2007Vetenskapligt granskad
Soil structures produced by tillage as affected by soil water content and the physical quality of soil
Keller T, Arvidsson J, Dexter AR.
Rapport2007
Mot maximal regional tillväxtpotential – ett On Farm Research-projekt i sockerbetor. Slutrapport till SLF
Gunnarsson, Anita; Olsson, Åsa; Larsson, Hans et al.
Rapport2007
Team 20/20 - mot maximal regional tillväxtpotential i sockerbetor. Populärvetenskaplig sammanfattning till SLF
Gunnarsson, Anita; Olsson, Åsa; Larsson, Hans et al.
2550