Blar i Brage NMBU på forfatter "Olsen, Siri Lie"

Viser treff 1-14 av 14

    • Climate influence on plant–pollinator interactions in the keystone species Vaccinium myrtillus 

      Olsen, Siri Lie; Evju, Marianne; Åström, Jens; Løkken, Jørn Olav; Dahle, Sondre; Andresen, Jonas; Eide, Nina Elisabeth (Journal article; Peer reviewed, 2022)
      Climate change is altering the world's ecosystems through direct effects of climate warming and precipitation changes but also indirectly through changes in biotic interactions. For instance, climate-driven changes in plant ...

    • Do nitrogen-fixing legumes affect soil nutrient levels, plant growth or community properties of an alpine ecosystem? 

      Olsen, Siri Lie (Master thesis, 2011-04-27)
      In this master thesis I examine how two N-fixing legume species, Astragalus alpinus L. and Oxytropis lapponica (Wahlenb.) Gay, affect different aspects of an alpine ecosystem in two sites situated along a gradient in ...

    • Genome editing in food and feed production – implications for risk assessment 

      Bodin, Johanna Eva; Thorstensen, Tage; Alsheikh, Muath K; Basic, Dean; Edvardsen, Rolf Brudvik; Dalen, Knut Tomas; das Neves, Carlos Gonçalo; Duale, Nur; Eklo, Ole Martin; Ergon, Åshild Gunilla; Jevnaker, Anne-Marthe Ganes; Hindar, Kjetil; Håvarstein, Leiv Sigve; Malmstrøm, Martin; Nielsen, Kaare Magne; Olsen, Siri Lie; Rueness, Eli Knispel; Sanden, Monica; Sipinen, Ville Erling; Vikse, Rose; von Krogh, Kristine; Våge, Dag Inge; Wargelius, Anna; Wendell, Micael; Yazdankhah, Siamak Pour; Alexander, Jan; Bruzell, Ellen Merete; Hemre, Gro Ingunn; Vandvik, Vigdis; Agdestein, Angelika; Elvevoll, Edel O.; Hessen, Dag Olav; Hofshagen, Merete; Husøy, Trine; Knutsen, Helle Katrine; Krogdahl, Åshild; Nilsen, Asbjørn Magne; Rafoss, Trond; Skjerdal, Olaug Taran; Steffensen, Inger-Lise Karin; Strand, Tor Arne; Velle, Gaute; Wasteson, Yngvild (Peer reviewed; Journal article, 2021)
      The Norwegian Scientific Committee for Food and Environment (VKM) initiated this work to examine the extent to which organisms developed by genome-editing technologies pose new challenges in terms of risk assessment. This ...

    • Genome editing in food and feed production – implications for risk assessment. Opinion of the Steering Committee of the Norwegian Scientific Committee for Food and Environment 

      Bodin, Johanna Eva; Thorstensen, Tage; Alsheikh, Muath; Basic, Dean; Edvardsen, Rolf Brudvik; Dalen, Knut Tomas; das Neves, Carlos Gonçalo; Duale, Nur; Eklo, Ole Martin; Ergon, Åshild Gunilla; Jevnaker, Anne-Marthe Ganes; Hindar, Kjetil; Håvarstein, Sigve; Malmstrøm, Martin; Nielsen, Kaare Magne; Olsen, Siri Lie; Rueness, Eli Knispel; Sanden, Monica; Sipinen, Ville Erling; Vikse, Rose; von Krogh, Kristine; Våge, Dag Inge; Wargelius, Anna Sofie Troedsson; Wendell, Per Hans Micael; Yazdankhah, Siamak Pour; Alexander, Jan; Bruzell, Ellen Merete; Hemre, Gro Ingunn; Vandvik, Vigdis; Agdestein, Angelika; Elvevoll, Edel O.; Hessen, Dag Olav; Hofshagen, Merete; Husøy, Trine; Knutsen, Helle Katrine; Krogdahl, Åshild; Nilsen, Asbjørn Magne; Rafoss, Trond; Skjerdal, Olaug Taran; Steffensen, Inger-Lise Karin; Strand, Tor Arne; Velle, Gaute; Wasteson, Yngvild (Journal article; Peer reviewed, 2021)

    • Genome editing in food and feed production – implications for risk assessment. Scientific Opinion of the Scientific Steering Committee of the Norwegian Scientific Committee for Food and Environment 

      Bodin, Johanna Eva; Thorstensen, Tage; Alsheikh, Muath K; Basic, Dean; Edvardsen, Rolf Brudvik; Dalen, Knut Tomas; Duale, Nur; Eklo, Ole Martin; Ergon, Åshild Gunilla; Jevnaker, Anne-Marthe Ganes; Hindar, Kjetil; Håvarstein, Leiv Sigve; Malmstrøm, Martin; Nielsen, Kaare Magne; Olsen, Siri Lie; Rueness, Eli Knispel; Sanden, Monica; Sipinen, Ville Erling; von Krogh, Kristine; Våge, Dag Inge; Wargelius, Anna; Wendell, Per Hans Micael; Yazdankhah, Siamak Pour; Alexander, Jan; Bruzell, Ellen Merete; Hemre, Gro Ingunn; Vandvik, Vigdis; Agdestein, Angelika; Elvevoll, Edel O.; Hessen, Dag Olav; Hofshagen, Merete; Husøy, Trine; Knutsen, Helle Katrine; Krogdahl, Åshild; Nilsen, Asbjørn Magne; Rafoss, Trond; Skjerdal, Olaug Taran; Steffensen, Inger-Lise Karin; Strand, Tor Arne; Velle, Gaute; Wasteson, Yngvild (VKM report;2021:18, Journal article; Peer reviewed, 2021)
      The Norwegian Scientific Committee for Food and Environment (VKM) initiated this work to examine the extent to which organisms developed by genome-editing technologies pose new challenges in terms of risk assessment. This ...

    • Legacy effects of experimental environmental change on soil micro-arthropod communities 

      Roos, Ruben Erik; Birkemoe, Tone; Asplund, Johan; L'Uptácik, Peter; Raschmanová, Natália; Alatalo, Juha M.; Olsen, Siri Lie; Klanderud, Kari (Peer reviewed; Journal article, 2020)
      Global change experiments such as experimental warming and nutrient addition strongly affect the structure and functioning of high latitude and altitude ecosystems. However, it is often unknown to what extend such effects ...

    • Pathways of introduction of alien species in Norway: analyses of an exhaustive dataset to prioritise management efforts 

      Sandvik, Hanno; Olsen, Siri Lie; Töpper, Joachim Paul; Hilmo, Olga (Peer reviewed; Journal article, 2022)
      1. Alien species constitute one of the major threats to global biodiversity. Stopping alien species at an early stage, preferably before establishment, is crucial for the effectiveness of management actions. To enable early ...

    • Presence-absence of plant habitat specialists in 15 patches of dry calcareous grassland 

      Lieungh, Eva; Bjureke, Kristina; Evju, Marianne; Johaadien, Rukaya Sarah; Olsen, Siri Lie; Skarpaas, Olav; Stabbetorp, Odd Egil; Wollan, Anders Kvalvåg (Peer reviewed; Journal article, 2022)
      Background Dry grasslands on calcareous bedrock in warm climates around the Oslo Fjord are naturally fragmented biodiversity hotspots. This habitat geographically coincides with the most densely populated area of Norway. ...

    • Recovery of vegetation on former alpine roads: how long does it take? 

      Evju, Marianne; Hagen, Dagmar; Olsen, Siri Lie; Mehlhoop, Anne Catriona (Peer reviewed; Journal article, 2023)
      Alpine areas worldwide are under heavy land-use pressure and degradation. Active restoration treatments can contribute to accelerating recovery of degraded areas. However, monitoring data are needed to understand the ...

    • Restaurering av edelløvskog – holdninger, muligheter og virkemidler 

      Kvakkestad, Valborg; Helgesen, Hilde; Flø, Bjørn Egil; Olsen, Siri Lie; Nordén, Björn; Rønningen, Katrina; Rørstad, Per Kr. (Peer reviewed; Journal article, 2021)
      I Norge regnes flere varianter av edelløvskog som truet. På Østlandet finnes det gjengrodde jordbruks- og skoglandskap hvor skjøtselstiltak kan bidra til å gjenskape edelløvskogen. Formålet med denne artikkelen er å undersøke ...

    • Sampling beetle communities: Trap design interacts with weather and species traits to bias capture rates 

      Burner, Ryan; Birkemoe, Tone; Olsen, Siri Lie; Sverdrup-Thygeson, Anne (Peer reviewed; Journal article, 2020)
      Globally, many insect populations are declining, prompting calls for action. Yet these findings have also prompted discussion about sampling methods and interpretation of long‐term datasets. As insect monitoring and research ...

    • Temperature, precipitation and biotic interactions as determinants of tree seedling recruitment across the tree line ecotone 

      Tingstad, Lise; Olsen, Siri Lie; Klanderud, Kari; Vandvik, Vigdis; Ohlson, Mikael (Journal article; Peer reviewed, 2015)
      Seedling recruitment is a critical life history stage for trees, and successful recruitment is tightly linked to both abiotic factors and biotic interactions. In order to better understand how tree species’ distributions ...

    • The role of plant functional groups mediating climate impacts on carbon and biodiversity of alpine grasslands 

      Vandvik, Vigdis; Althuizen, Inge; Jaroszynska, Francesca; Krüger, Linn Cecilie; Lee, Hanna; Goldberg, Deborah E.; Klanderud, Kari; Olsen, Siri Lie; Telford, Richard James; Hjortland Östman, Silje Andrea; Busca, Sara; Dahle, Ingrid Johnsen; Egelkraut, Dagmar Dorothea; Geange, Sonya Rita; Gya, Ragnhild; Lynn, Joshua Scott; Meineri, Eric Pierre F; Young, Sherry; Halbritter Rechsteiner, Aud Helen (Peer reviewed; Journal article, 2022)

    • Three decades of environmental change studies at alpine Finse, Norway: climate trends and responses across ecological scales 

      Roos, Ruben Erik; Birkemoe, Tone; Asplund, Johan; Halbritter Rechsteiner, Aud Helen; Olsen, Siri Lie; Vassvik, Linn; van Zuijlen, Kristel; Klanderud, Kari (Peer reviewed; Journal article, 2022)