| Phosphorus sorption and chemical characteristics of lightweight aggregates (LWA)-potential filter media in treatment wetlands T Zhu, PD Jenssen, T Maehlum, T Krogstad Water Science and Technology 35 (5), 103-108, 1997 | 328 | 1997 |
| Potential use of constructed wetlands for wastewater treatment in northern environments PD Jenssen, T Maehlum, T Krogstad Water Science and Technology 28 (10), 149-157, 1993 | 267 | 1993 |
| Phosphorus retention in the filter materials shellsand and Filtralite P®—Batch and column experiment with synthetic P solution and secondary wastewater K Ádám, T Krogstad, L Vråle, AK Søvik, PD Jenssen Ecological Engineering 29 (2), 200-208, 2007 | 174 | 2007 |
| Soil tillage methods to control phosphorus loss and potential side‐effects: a Scandinavian review B Ulén, H Aronsson, M Bechmann, T Krogstad, L Øygarden, M Stenberg Soil Use and Management 26 (2), 94-107, 2010 | 146 | 2010 |
| Liquid digestate from anaerobic treatment of source-separated household waste as fertilizer to barley TK Haraldsen, U Andersen, T Krogstad, R Sørheim Waste Management & Research 29 (12), 1271-1276, 2011 | 145 | 2011 |
| Influence of chemically and biologically stabilized sewage sludge on plant-available phosphorous in soil T Krogstad, TA Sogn, Å Asdal, A Sæbø Ecological Engineering 25 (1), 51-60, 2005 | 145 | 2005 |
| High performance constructed wetlands for cold climates PD Jenssen, T Mæhlum, T Krogstad, L Vråle Journal of Environmental Science and Health 40 (6-7), 1343-1353, 2005 | 141 | 2005 |
| Recycling of biogas digestates in plant production: NPK fertilizer value and risk of leaching TA Sogn, I Dragicevic, R Linjordet, T Krogstad, VGH Eijsink, ... International Journal of Recycling of Organic Waste in Agriculture 7, 49-58, 2018 | 137 | 2018 |
| Filter bed systems treating domestic wastewater in the Nordic countries–performance and reuse of filter media PD Jenssen, T Krogstad, AM Paruch, T Mæhlum, K Adam, CA Arias, ... Ecological engineering 36 (12), 1651-1659, 2010 | 130 | 2010 |
| Sorption and desorption of fluoride in soil polluted from the aluminium smelter at Årdal in Western Norway AKM Arnesen, T Krogstad Water, Air, and Soil Pollution 103, 357-373, 1998 | 106 | 1998 |
| Aluminium-smelters and fluoride pollution of soil and soil solution in Norway AKM Arnesen, G Abrahamsen, G Sandvik, T Krogstad Science of the Total Environment 163 (1-3), 39-53, 1995 | 106 | 1995 |
| Managing natural processes in drainage ditches for nonpoint source phosphorus control AN Sharpley, T Krogstad, PJA Kleinman, B Haggard Journal of soil and water conservation 62 (4), 197-206, 2007 | 105 | 2007 |
| Contrasting responses of root morphology and root-exuded organic acids to low phosphorus availability in three important food crops with divergent root traits YL Wang, M Almvik, N Clarke, S Eich-Greatorex, AF Øgaard, T Krogstad, ... AoB Plants 7, plv097, 2015 | 101 | 2015 |
| Design of constructed wetlands using phosphorus sorbing lightweight aggregate(LWA) PD Jenssen, T Krogstad Advances in Ecological Sciences 11, 259-272, 2003 | 92 | 2003 |
| Plant-availability of phosphorus in filter substrates derived from small-scale wastewater treatment systems ME Kvarnström, CAL Morel, T Krogstad Ecological Engineering 22 (1), 1-15, 2004 | 85 | 2004 |
| Sorption of phosphorous to Filtralite-PTM—The effect of different scales K Ádám, AK Søvik, T Krogstad Water Research 40 (6), 1143-1154, 2006 | 82 | 2006 |
| Waste products as alternative phosphorus fertilisers part I: inorganic P species affect fertilisation effects depending on soil pH E Brod, AF Øgaard, E Hansen, D Wragg, TK Haraldsen, T Krogstad Nutrient Cycling in Agroecosystems 103, 167-185, 2015 | 76 | 2015 |
| A phosphorus index for Norway M Bechmann, T Krogstad, A Sharpley Acta Agriculturae Scandinavica Section B-Soil and Plant 55 (3), 205-213, 2005 | 71 | 2005 |
| Release of interlayer potassium in Norwegian grassland soils A Falk Øgaard, T Krogstad Journal of Plant Nutrition and Soil Science 168 (1), 80-88, 2005 | 68 | 2005 |
| Rhizosphere organic anions play a minor role in improving crop species' ability to take up residual phosphorus (P) in agricultural soils low in P availability Y Wang, T Krogstad, JL Clarke, M Hallama, AF Øgaard, S Eich-Greatorex, ... Frontiers in Plant Science 7, 1664, 2016 | 67 | 2016 |
