• Biologisk veiledningsprøving 2020. Ugrasmidler 

      Wærnhus, Kjell; Berge, Therese W.; Christiansen, Agnethe; Fløistad, Inger; Kaczmarek-Derda, Wiktoria Anna; Tørresen, Kirsten; Aamlid, Trygve (NIBIO-rapport;7(32) 2021, Research report, 2021-07)
      I denne rapporten presenteres resultater fra biologisk veiledningsprøving av ugrasmidler i gras- og kløverfrøeng, vår- og høstkorn, åkerbønne, potet, blomkål, gulrot under plast og på friland, rotpersille og jordbær.
    • Growth pattern of Juncus effusus and Juncus conglomeratus in response to cutting frequency 

      Kaczmarek-Derda, Wiktoria Anna; Østrem, Liv; Myromslien, Merete; Brandsæter, Lars Olav; Netland, Jan (Journal article; Peer reviewed, 2018-07-23)
      Increasing abundance of Juncus effusus (soft rush) and Juncus conglomeratus (compact rush) in pastures and meadows in western Norway has caused reductions in forage yield and quality in recent decades. Understanding plant ...
    • Impacts of soil moisture level and organic matter content on growth of two Juncus species and Poa pratensis grown under acid soil conditions 

      Kaczmarek-Derda, Wiktoria Anna; Helgheim, Marit; Netland, Jan; Riley, Hugh; Wærnhus, Kjell; Øpstad, Samson; Østrem, Liv; Brandsæter, Lars Olav (Journal article; Peer reviewed, 2019)
      The abundance of Juncus effusus (soft rush) and Juncus conglomeratus (compact rush) has increased in coastal grasslands in Norway over recent decades, and their spread has coincided with increased precipitation in the ...
    • Plantevernmiddelresistens i norske jord- og hagebrukskulturer. Resultater fra kartlegging og overvåking i 2019 og vurdering av resistensrisiko. 

      Johansen, Nina S; Brurberg, May Bente; Ficke, Andrea; Kaczmarek-Derda, Wiktoria Anna; Nielsen, Katherine Ann Gredvig; Ringselle, Björn; Schjøll, Annette; Skårn, Magne Nordang; Stensvand, Arne; Tørresen, Kirsten; Antzée-Hyllseth, Henrik; Fajardo, Marta Bosque; Gauslå, Elisa; Wærnhus, Kjell (NIBIO-rapport;6(159) 2020, Research report, 2020-12)
      Resistens mot kjemiske plantevernmidler hos skadedyr, plantepatogene sopper og ugras er et alvorlig problem i flere matkulturer. Resistens oppstår som følge av for hyppig og ensidig bruk av plantevernmidler med samme ...
    • Stationary Soil Steaming to Combat Invasive Plant Species for Soil Relocation 

      Bitarafan, Zahra; Kaczmarek-Derda, Wiktoria Anna; Brandsæter, Lars Olav; Fløistad, Inger (Peer reviewed; Journal article, 2021-09-02)
      Eradication of alien invasive species in the soil with steam as an alternative to chemical fumigation may allow contaminated soil to be reused. We have investigated steam disinfestation of soil to combat invasive plant ...