Colombi T. & Keller T. 2019. Developing strategies to recover crop productivity after soil compaction – A plant eco-physiological perspective. Soil & Tillage Research, 191, 156-161.
Colombi T., Hermann A.M., Vallenback P. & Keller T. 2019. Cortical cell diameter is key to energy costs of root growth in wheat. Plant Physiology, doi: 10.1104/pp.19.00262, in press (available online).
Colombi T., Walder F., Büchi L., Sommer M., Liu K., Six J., van der Heijden M.G.A., Charles R. & Keller T. 2019. On-farm study reveals positive relationship between gas transport capacity and organic carbon content in arable soil. SOIL, 5, 91-105.
Keller T., Sandin M., Colombi T., Horn R. & Or D. 2019. Historical increase in agricultural machinery weights enhanced soil stress levels and adversely affected soil functioning. Soil & Tillage Research, 194, 104293, doi: 10.1016/j.still.2019.104293.
Romero-Ruiz A., Linde N., Keller T. & Or D. 2018. A review of geophysical methods for soil structure characterization. Reviews of Geophysics, 56, 672-697, doi: 10.1029/2018rg000611.
Sandin M., Piikki K., Jarvis N. & Larsbo M. 2018. Consolidation and surface sealing of nine harrowed Swedish soils. Soil & Tillage Research, 181, 82-92.
More recent publications are available here.