Jens Erik Ørum

Jens Erik Ørum

Senior adviser, Senior Advisor

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    ORCID: 0000-0003-2690-7586

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    1. Published

      Economic incentives and alternative nitrogen regulation schemes: a spatial sector economic modelling approach

      Jensen, Jørgen Dejgård & Ørum, Jens Erik, 2014, Agricultural cooperative management and policy: new robust, reliable and coherent modelling tools. Zopounidis, C., Kalogeras, N., Mattas, K., van Dijk, G. & Baourakis, G. (eds.). Springer Science+Business Media, p. 267-280 14 p. (Comparative Management, Vol. 2014).

      Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

    2. Published

      A short overview of measures for securing water resources for irrigated crop production

      Jensen, C. R., Ørum, Jens Erik, Pedersen, Søren Marcus, Andersen, M. N., Plauborg, F., Liu, Fulai & Jacobsen, S., 2014, In: Journal of Agronomy and Crop Science. 200, 5, p. 333-343 11 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. Published

      Yield increases due to fungicide control of leaf blotch diseases in wheat and barley as a basis for IPM decision-making in the Nordic-Baltic region

      Jalli, M., Kaseva, J., Andersson, B., Ficke, A., Nistrup-Jørgensen, L., Ronis, A., Kaukoranta, T., Ørum, Jens Erik & Djurle, A., 2020, In: European Journal of Plant Pathology. 158, 2, p. 315-333 19 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    4. Published

      Integrated modelling of nitrate loads to coastal waters and land rent applied to catchment scale water management

      Jacosen, T., Refsgaard, A., Jacobsen, Brian H., Ørum, Jens Erik & Gertz, F., 2006. 9 p.

      Research output: Contribution to conference › Paper › Research

    5. Published

      Farm economic and environmental effects of reduced tillage

      Jacobsen, Brian H. & Ørum, Jens Erik, 2009, In: Acta Agriculturæ Scandinavica C - Food Economics. 6, 2, p. 134-142 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    6. Published

      Økonomisk gevinst ved detaljeret retentionskortlægning

      Jacobsen, Brian H. & Ørum, Jens Erik, 2022, In: Vand & Jord. 29, 4, p. 166-168 3 p.

      Research output: Contribution to journal › Journal article › Communication

    7. Published

      Modelling farm-economic and environmental effects of reduced tillage

      Jacobsen, Brian H. & Ørum, Jens Erik, 2007. 2 p.

      Research output: Contribution to conference › Paper › Research

    8. Published

      Spatial analyses of cost efficient measures to reduce N-leaching

      Jacobsen, Brian H., Abildtrup, J. & Ørum, Jens Erik, 2006. 9 p.

      Research output: Contribution to conference › Paper › Research

    9. Published

      Økonomiske konsekvenser af udmøntning af kvælstofprognosen

      Jacobsen, Brian H. & Ørum, Jens Erik, 2012, 3 p.. May 10, 2012. (FOI Udredning; No. 2012/29).

      Research output: Memorandum/exposition › Memorandum

    10. Published

      Erhvervsøkonomisk analyse af reduktioner af kvælstofnormer i landbruget

      Jacobsen, Brian H. & Ørum, Jens Erik, Apr 2016, 13 p.. Feb 22, 2016. (IFRO Udredning; No. 2016/10).

      Research output: Memorandum/exposition › Memorandum

    11. Published

      Reducing nutrient losses in Europe and implications for farming -: in the light of the Water Framework Directive

      Jacobsen, Brian H., Abildtrup, J. & Ørum, Jens Erik, 2005, Paper for the XVth IFMA Congress in Campinas, Brazil. p. 1-11 11 p.

      Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

    12. Published

      Organic farming at the farm level: scenarios for the future development

      Jacobsen, Brian H., Madsen, N. & Ørum, Jens Erik, 2005, Fødevareøkonomisk Institut. 101 p. (Fødevareøkonomisk Institut - Rapporter; No. 178).

      Research output: Book/Report › Report › Research

    13. Published

      Omkostninger ved reduktion af landbrugets næringsstoftab til vandmiljøet: forarbejde til Vandmiljøplan III

      Jacobsen, Brian H., Abildtrup, J., Andersen, M., Christensen, Tove, Hasler, B., Hussain, Z. B., Huusom, H., Jensen, Jørgen Dejgård, Schou, J. S. & Ørum, Jens Erik, 2004, København: Fødevareøkonomisk Institut. 299 p. (Rapport / Fødevareøkonomisk Institut; No. 167).

      Research output: Book/Report › Report › Research

    14. Published

      Vandplanlægning: Økonomisk analysegrundlag for vandområdeplaner

      Hansen, L. B., Konrad, M. T. H., Hasler, B., Jacobsen, Brian H. & Ørum, Jens Erik, 2019, Aarhus Universitet, DCE – Nationalt Center for Miljø og Energi. 74 p. (Aarhus Universitet. Nationalt Center for Miljo og Energi. Teknisk Rapport; No. 155).

      Research output: Book/Report › Report › Research

    15. Published

      Comparing compensation mussel production costs and traditional agricultural farmers willingness to pay to reduce nutrient loads in the Limfjord

      Frost, Hans Staby, Hasler, B., Hoff, Ayoe, Zandersen, M. & Ørum, Jens Erik, 2014. 21 p.

      Research output: Contribution to conference › Paper › Research › peer-review

    16. Published

      The value of precision for image-based decision support in weed management

      Franco de los Ríos, C., Pedersen, Søren Marcus, Papaharalampos, H. & Ørum, Jens Erik, 2017, In: Precision Agriculture. 18, 3, p. 366–382 17 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    17. Published

      An image-based decision support methodology for weed management

      Franco, C., Pedersen, Søren Marcus, Papaharalampos, H. & Ørum, Jens Erik, 2015, Precision agriculture '15: Papers presented at the 10th European Conference on Precision Agriculture. Stafford, J. V. (ed.). The Netherlands: Wageningen Academic Publishers, p. 595-601 7 p.

      Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

    18. Published

      Konsekvensanalyse af regelmæssig og obligatorisk kontrol af sprøjteudstyr

      Dubgaard, Alex, Andersen, K. S., Ørum, Jens Erik, Madsen, C. S. & Jensen, P. K., 2007, Frederiksberg: Center for Skov, Landskab og Planlægning/Københavns Universitet. 33 p.

      Research output: Book/Report › Book › Communication

    19. Published

      Konsekvensanalyse af den foreslåede zoneinddeling i forbindelse med revision af direktiv 91/414/EØF om plantebeskyttelsesmidler

      Dubgaard, Alex, Nissen, C. J., Andersen, K. S., Huusom, H., Ørum, Jens Erik, Esbjerg, Peter, Navntoft, S., Brüsch, W., Rosenberg, P., Bælum, J., Kudsk, P., Jørgensen, L. N. & Paaske, K., 2007, København: Miljøstyrelsen. 308 p. (Miljøprojekt / Miljøministeriet; No. 1169).

      Research output: Book/Report › Report › Research

    20. Published

      Analyse af omkostningseffektiviteten ved drivhusgasreducerende tiltag i relation til landbruget

      Dubgaard, Alex, Laugesen, F. M., Ståhl, L., Bang, J. R., Schou, E., Jacobsen, Brian H., Ørum, Jens Erik & Jensen, Jørgen Dejgård, 2013, Frederiksberg: Institut for Fødevare- og Ressourceøkonomi, Københavns Universitet. 302 p. (IFRO Rapport; No. 221).

      Research output: Book/Report › Report › Commissioned

    21. Published

      A new Danish concept for hectare-scale groundwater N-retention: Optimization of catch crop application at field and catchment scale

      Deichmann, M. M., Hansen, B., Wiborg, I. A., Dalgaard, T., Jacobsen, Brian H. & Ørum, Jens Erik, 2022, Land Use and Water Quality: Agriculture and the Environment: Volume of Abstracts. Fraters, D. & Kovar, K. (eds.). p. 122-123 2 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    22. Published

      Præcisionssprøjtning – vurdering af driftsøkonomisk og miljømæssigt potentiale

      Callesen, G. M., Pedersen, Søren Marcus & Ørum, Jens Erik, 2021, 29 p.. (IFRO Udredning; No. 2021/02).

      Research output: Memorandum/exposition › Memorandum

    23. Published

      Reduceret tilførsel af mineralsk kvælstofgødning

      Børgesen, C. D., Sørensen, P., Blicher-Mathiesen, G., Olesen, J. E., Kudsk, P., Hutchings, N. J., Jacobsen, Brian H. & Ørum, Jens Erik, 2020, Virkemidler til reduktion af kvælstofbelastningen af vandmiljøet. Eriksen, J., Thomsen, I. K., Hoffmann, C. C., Hasler, B. & Jacobsen, B. H. (eds.). DCA - Nationalt Center for Fødevarer og Jordbrug, p. 221-241 21 p. (DCA rapport; No. 174).

      Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Commissioned › peer-review

    24. Published

      Improved water use efficiency with new irrigation systems and strategies in potatoes - a case study from Serbia

      Boesen, M. V., Jovanovic, Z., Pedersen, Søren Marcus & Ørum, Jens Erik, 2009, Proceedings of the 17. international farm management congress: agriculture: food, fiber and energy for the future. Guither, H. H., Merry, J. L. & Merry, C. E. (eds.). p. 109-121 13 p.

      Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

    25. Published

      Udvikling af nye risikomodeller for Septoria (Zymoseptoria tritici) i vinterhvede

      Bligaard, J., Jørgensen, L. N., Axelsen, J., Hansen, J. G., Ørum, Jens Erik, Baby, S. & Nielsen, G. C. N., 2017, Miljøstyrelsen. 95 p. (BEKF; No. 168).

      Research output: Book/Report › Report › Research

    26. Published

      Notat om vurdering af miljø og økonomi for bedrifter i pilotprojektet for ny arealregulering: afprøvning af to modeller til regulering af N-udledning fra landbrugsarealer

      Blicher-Mathiesen, G., Rolighed, J. & Ørum, Jens Erik, 13 Jan 2015, Bilag til Pilotprojekt for ny målrettet arealregulering : afprøvning af prototyper for kvælstofreguleringsmodeller. København: Miljøstyrelsen, 77 p.

      Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Commissioned

    27. Published

      Udredning om moniterings, varslings- og beslutningsstøttesystemer for skadevoldere i planteproduktionen i landbrug, gartneri og frugtavl

      Axelsen, J. A., Munk, Lisa, Sigsgaard, L, Ørum, Jens Erik, Streibig, Jens Carl, Navntoft, S., Christensen, Tove, Pedersen, A. B., Elkjær, K., Korsgaard, Maren, Sørensen, P. B. & Bonefeld-Jørgensen, E. C., 2012, Miljøstyrelsen. 192 p.

      Research output: Book/Report › Book › Research

    28. Published

      Comparison of models for leaf blotch disease management in wheat based on historical yield and weather data in the Nordic-Baltic region

      Andersson, B., Djurle, A., Ørum, Jens Erik, Jalli, M., Ronis, A., Ficke, A. & Jørgensen, L. N., 2022, In: Agronomy for Sustainable Development. 42, 3, 11 p., 42.

      Research output: Contribution to journal › Journal article › Research › peer-review

    29. Published

      Områdebaserede analyser af driftsøkonomi og miljø: konsekvenser af pløjefri dyrkning for afvandingsoplande på Fyn

      Abildtrup, J., Nissen, C. J. & Ørum, Jens Erik, 2008, København: Fødevareøkonomisk Institut, Københavns Universitet, 43 p. (IFRO Working Paper; No. 12, Vol. 2008).

      Research output: Working paper

    30. Published

      Økonomiske analyser af virkemidler til reduktion af næringsstofbelastningen til Ringkøbing Fjord

      Abildtrup, J., Ørum, Jens Erik, Jensen, Jørgen Dejgård & Jacobsen, Brian H., 2004, København: Fødevareøkonomisk Institut, Københavns Universitet, 77 p. (FOI Working Paper; No. 4, Vol. 2004).

      Research output: Working paper

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