Christian Andreasen

Christian Andreasen

Associate Professor

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    ORCID: 0000-0003-0844-141X

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    1. Published

      Ændring af agerjordens frøbeholdning over 50 år

      Jensen, H. A., Jensen, Signe Marie & Andreasen, Christian, 2017, Plantekongres 2017: sammendrag. Aarhus Universitet, p. 152-154 3 p.

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

    2. Published

      Yield loss prediction models based on early estimation of weed pressure

      Asif, A., Streibig, Jens Carl & Andreasen, Christian, 2013, In: Crop Protection. 53, p. 125-131 7 p.

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

    3. Published

      Yield effect of distance between plants and cutting of weeds

      Heisel, T., Andreasen, Christian & Christensen, S., 2002. 6 p.

      Research output: Contribution to conference › Paper › Research

    4. Published

      Weed surveys and weed mapping in Europe: State of the art and future tasks

      Krähmer, H., Andreasen, Christian, Economou-antonaka, G., Holec, J., Kalivas, D., Kolářová, M., Novák, R., Panozzo, S., Pinke, G., Salonen, J., Sattin, M., Stefanic, E., Vanaga, I. & Fried, G., 2020, In: Crop Protection. 129, 13 p., 105010.

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

    5. Published

      Weed seeds in pelletized chaff do not germinate

      Bitarafan, Z., Glasner, C. & Andreasen, Christian, 2023, In: Advances in Weed Science. 41, 5 p., e020230002.

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

    6. Published

      Weed science compendium

      Jensen, J. E., Streibig, Jens Carl & Andreasen, Christian, 1998, 1998 ed. København: The Royal Veterinary and Agricultural University, Department of Agricultural Sciences, Section of Weed Science. 433 p.

      Research output: Book/Report › Book › Education

    7. Published

      Weed science compendium

      Jensen, J. E., Streibig, Jens Carl & Andreasen, Christian, 1997, 1997 ed. København: The Royal Veterinary and Agricultural University, Department of Agricultural Sciences, Section of Weed Science. 380 p.

      Research output: Book/Report › Book › Education

    8. Published

      Weed science: manual for exercises

      Streibig, Jens Carl, Andreasen, Christian & Rasmussen, Jesper, 2008, Department of Agricultural Sciences, University of Copenhagen. 72 p.

      Research output: Book/Report › Compendium/lecture notes › Education

    9. Published

      Weed science: compendium 2008

      Streibig, Jens Carl & Andreasen, Christian, 2008, Department of Agricultural Sciences, University of Copenhagen. 284 p.

      Research output: Book/Report › Compendium/lecture notes › Education

    10. Published

      Weed mapping with Co-kriging using soil properties

      Heisel, T., Ersbøll, A. K. & Andreasen, Christian, 1999, In: Precision Agriculture. 1, p. 39-52 14 p.

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

    11. Published

      Weed management on hard surfaces administrered by public authorities in Denmark

      Rask, A. M. & Andreasen, Christian, 2016, Erfolgreiches Unkrautmanagement auf Wegen und Plätzen. Verschwele, A. (ed.). ERLING Verlag GmbH & Co., p. 109-111 3 p.

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

    12. Published

      Weed harrowing and inter-row hoeing in organic grown quinoa (Chenopodium quinoa Willd.)

      Jacobsen, S., Christiansen, J. L., Andreasen, Christian & Rasmussen, Jesper, 2008. 2 p.

      Research output: Contribution to conference › Paper › Research

    13. Published

      Weed control with laser beams: An eco-friendly alternative to herbicides and mechanical weed control

      Andreasen, Christian, Rakhmatulin, I., Saberi, M. & Zhang, Z., 2024, In: A I P Conference Proceedings Series. 294, 1, 6 p., 040001.

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

    14. Published

      Weed control with a 2 μm laser beam: The effect on some annual and perennial weeds

      Andreasen, Christian, Vlassi, Eleni, Johanssen, K. S., Salehan, N. & Colque-Little, Carla, 2023, The 28th Asian-Pacific Weed Science Society Conference (APWSS 2023): Weed Science Solutions for Global Food Security: Abstract Book. APWSS, 1 p.

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

    15. Published

      Weed control with UV-radiation

      Andreasen, Christian, Hansen, L. & Streibig, Jens Carl, 1999. 1 p.

      Research output: Contribution to conference › Paper › Research

    16. Published

      Weed control in organic grown quinoa (Chenopodium quinoa Willd.)

      Jacobsen, S., Andreasen, Christian & Rasmussen, Jesper, 2009, Inovacije: u ratarskoj i povrtarskoj proizvodnji. p. 21 1 p.

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

    17. Published

      Værdisætning af pesticidanvendelsens natureffekter

      Hasler, B., Schou, J. S., Kaltoft, P., Vetter, H., Hald, A. B. & Andreasen, Christian, 2002, Ikke angivet. Koefoed Bjørnsen, P., Erich, P. & Johnsen, P. (eds.). National Environmental Research Institute, p. 233-234 2 p.

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

    18. Published

      Værdisætning af pesticidanvendelsens natur- og miljøeffekter. Bilagsrapport

      Schou, J. S., Hald, A. B., Kaltoft, P., Kjær Pedersen, N., Andreasen, Christian, Vetter, H., Hasler, B. & Juel Petersen, C., 2003, 39 ed. 84 p.

      Research output: Book/Report › Report › Research

    19. Published

      Værdisætning af pesticidanvendelsens natur- og miljøeffekter

      Schou, J. S., Hald, A. B., Kaltoft, P., Andreasen, Christian, Vetter, H. & Hasler, B., 2003, In: Bekæmpelsesmiddel for forskning fra Miljøstyrelsen. 72, 64 p.

      Research output: Contribution to journal › Journal article › Research

    20. Published

      Voldsom stigning i forekomsten af de fleste ukrudtsarter: Planteavlerens fagmagasin

      Andreasen, Christian, 2005, In: Mark. 3, p. 16-17 2 p.

      Research output: Contribution to journal › Journal article › Communication

    21. Published

      Variation i tusind-kornvægt i alm. rejgræs, rødsvingel og engrapgræs

      Ugilt Larsen, S., Andreasen, Christian & Kristoffersen, P., 2001.

      Research output: Contribution to conference › Paper › Research

    22. Published

      Utilization of the halophytic shrubs Atriplex nummularia Lindl and Rhagodia preissii Moq as crops in salt-affected semi-arid regions: How temperature, salinity, seed weight and size affect seed germination

      Christiansen, A. H. C., Norman, H. C. & Andreasen, Christian, 2022, In: Frontiers in Plant Science. 13, 13 p.

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

    23. Published

      Using laser to measure stem thickness and cut weed stems

      Heisel, T., Schou, J., Andreasen, Christian & Christensen, S., 2002, In: Weed Research. 42, 3, p. 242-248 7 p.

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

    24. Published

      Using drone imagery to estimate lodging in red fescue (Festuca rubra)

      Andreasen, Christian, Bitarafan, Z., Westergaard, Jesper Cairo & Rasmussen, Jesper, 2019, Improving sown grasslands through breeding and management. Huguenin-Elie, O., Studer, B., Kölliker, R., Regeul, D., Probo, M., Barre, P., Feuerstein, U., Roldán-Ruiz, I., Mariotte, P. & Hopkins, A. (eds.). Wageningen Academic Publishers, p. 309-311 (Grassland Science in Europe, Vol. 24).

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

    25. Published

      Use of sensors for assessment in herbicide trials

      Christensen, S., Andújar, D., Andreasen, C., Berge, T. W., Chachalis, D., Dittmann, T., Gerhards, R., Hamouz, P., Jaeger-Hansen, C., Jensen, K., Jørgensen, R. N., Keller, M., Laursen, M., Midtiby, H. S., Nielsen, J., Müller, S., Nordmeyer, H., Peteinatos, G., Papadopoulos, A., Rasmussen, J. & 3 others, Svensgaard, J., Weis, M. & Streibig, Jens Carl, 2013, Proceedings from 16th Symposium EWRS. p. 315 1 p.

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

    26. Published

      Use of image analysis to assess color response on plants caused by herbicide application

      Asif, A., Streibig, Jens Carl, Duus, J. & Andreasen, Christian, 2013, In: Weed Technology. 27, 3, p. 604-611 8 p.

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

    27. Published

      Ukrudtsbekæmpelse: rigtig energidosering nedsætter antallet af flammebehandlinger

      Rask, A. M., Kristoffersen, P. & Andreasen, Christian, 2011, In: Videnblade Park og Landskab. 5.0-2, 2 p.

      Research output: Contribution to journal › Journal article › Communication

    28. Published

      Ukrudt og afgrøde: en naturlig cocktail

      Streibig, Jens Carl & Andreasen, Christian, 2002, Visioner for fremtidens jordbrug. Jensen, E. S., Vejre, H., Bügel, S. H. & Emanuelsson, J. (eds.). København: Gad, p. 109-125 17 p.

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

    29. Published

      Turfgrass science: light and heavy turfgrass seeds differ in germination percentage and mean germination thermal time

      Larsen, S. U. & Andreasen, Christian, 2004, In: Crop Science. 44, p. 1710-1720 11 p.

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

    30. Published

      Trends and drivers of on-farm conservation of the root legume ahipa (Pachyrhizus ahipa) in Bolivia over the period 1994/96–2012

      Rodriguez Calle, J. P., Ørting, B., Andreasen, Christian, Jacobsen, S. & Sørensen, Marten, 2018, In: Genetic Resources and Crop Evolution. 65, 2, p. 449-469 21 p.

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

    31. Published

      Transforming Bombax ceiba L. sawdust waste into a valuable growth substrate: An example with sugarcane

      Yasin, M., Zia, M. U., Mahmood, A., Javaid, M. M., Nadeem, M. A. & Andreasen, Christian, 2023, In: Bioresource Technology Reports. 23, 101582.

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

    32. Published

      Tolerance of four spring barley (Hordeum vulgare) varieties to weed harrowing

      Hansen, P. K., Rasmussen, I. A., Holst, N. & Andreasen, Christian, 2007, In: Weed Research. 47, 3, p. 241-251 11 p.

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

    33. Published

      Ti års erfaringer med genmodificerede afgrøder i Nordamerika: kan vi lære noget?

      Streibig, Jens Carl, Andreasen, Christian & Knezevic, S., 2007, Ikke angivet. Landbrugsforlaget, p. 56-57 2 p.

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

    34. Published

      The ¤sensitivity of field peas (Pisum sativum L.) to weed harrowing

      Larsen, H. L. F. & Andreasen, Christian, 2004. 3 p.

      Research output: Contribution to conference › Paper › Research

    35. Published

      The ¤relation between densities and frequencies of weeds in Arable fields

      Brix, A. & Andreasen, Christian, 2000, In: Journal of Agricultural, Biological, and Environmental Statistics. 5, 4, p. 372-386 15 p.

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

    36. Published

      The variation in seed weight within and among cultivars of slender creeping red fescue (Festuca rubra ssp. litoralis), perennial ryegrass (Lolium perenne) and Kentucky bluegrass (Poa pratensis) and its importance for the composition of seed mixtures

      Larsen, S. U., Andreasen, Christian & Kristoffersen, P., 2004, In: Seed Science and Technology. 32, 1, p. 135-147 13 p.

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

    37. Published

      The potential for harvest weed seed control (HWSC) of common weed species in Denmark

      Andreasen, Christian & Bitarafan, Z., 2022, p. 125. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research

    38. Published

      The importance of reduced light intensity on the growth and development of six weed species

      Yasin, M., Rosenqvist, Eva, Jensen, Signe Marie & Andreasen, Christian, Apr 2019, In: Weed Research. 59, 2, p. 130-144

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

    39. Published

      The host range of Phomopsis cirsii: a potential biological control agent of Cirsium arvense

      Leth, V. & Andreasen, Christian, 2012, In: International Journal of Agriculture and Forestry. 2, 6, p. 279-287 9 p.

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

    40. Published

      The effect of ultraviolet radiation on the fresh weight of some weeds and crops

      Andreasen, Christian, Hansen, L. & Streibig, Jens Carl, 1999, In: Weed Technology. 13, p. 554-560 7 p.

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

    41. Published

      The effect of reduced light intensity on grass weeds

      Yasin, M., Rosenqvist, Eva & Andreasen, Christian, 2017, In: Weed Science. 65, 5, p. 603-613

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

    42. Published

      The effect of oxygen concentration on the germination of some weed species under control conditions

      Yasin, M. & Andreasen, Christian, Sep 2019, In: Weed Science. 67, 5, p. 580–588

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

    43. Published

      The effect of fertilizer level and foliar-applied calcium on seed production and germination of Gerbera hybrida

      Andreasen, Christian, Kemezys, A. H. & Müller, Renate, 2014, In: HortScience. 49, 5, p. 538-543 6 p.

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

    44. Published

      The effect of different biochars on the growth and water use efficiency of fenugreek (Trigonella foenum‐graecum L.)

      Bitarafan, Z., Liu, Fulai & Andreasen, Christian, 2020, In: Journal of Agronomy and Crop Science. 206, 2, p. 169-175

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

    45. Published

      The effect of charcoal on medicinal compounds of seeds of fenugreek (Trigonella foenum-graecum L.) exposed to drought stress

      Bitarafan, Z., Asghari, H. R., Hasanloo, T., Gholami, A., Moradi, F., Khakimov, Bekzod, Liu, Fulai & Andreasen, Christian, 2019, In: Industrial Crops and Products. 131, p. 323-329

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

    46. Published

      The Status of Arable Plant Habitats in Scandinavian Countries

      Hyvönen, T., Andersson, L. & Andreasen, Christian, 2021, The Changing Status of Arable Habitats in Europe: A Nature Conservation Review. Hurford, C., Wilson, P. & Storkey, J. (eds.). Springer, p. 47-54

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

    47. Published

      The Effect of N and P Fertilizers on Yield and Yield Components of Sesame (Sesamum indicum L.) in Low-Fertile Soil of North-Western Ethiopia

      Amare, M., Fisseha, D. & Andreasen, Christian, 2019, In: Agriculture. 9, 10, p. 1-12 227.

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

    48. Published

      The Effect of Foliar and Soil Application of Flufenacet and Prosulfocarb on Italian Ryegrass (Lolium Multiflorum L.) Control

      Andreasen, Christian, Høgh, K. L. & Jensen, Signe Marie, 2020, In: Agriculture. 10, 11, 11 p., 552.

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

    49. Published

      Testing vigour of sugar beet seeds

      Andreasen, Christian & Pedersen, K. B., 2005. 1 p.

      Research output: Contribution to conference › Paper › Research

    50. Published

      Termiske metoder tager selv det stride ukrudt

      Rask, A. M., Kristoffersen, P. & Andreasen, Christian, 2012, In: Grønt Miljø. 5, p. 10-12 3 p.

      Research output: Contribution to journal › Journal article › Research

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    ID: 4233097