Blar i Divisjon for skog og utmark på tittel

Viser treff 276-295 av 520

    • Lignification and cell wall thickening of ray parenchyma cells in Scots pine sapwood 

      Zimmer, Katrin; Treu, Andreas (Peer reviewed; Journal article, 2021-05-26)
      Scots pine exhibits variations in ray anatomy, which are poorly understood. Some ray parenchyma cells develop thick and lignified cell walls before heartwood formation. We hypothesized that some stands and trees show high ...

    • Limits in reaching the anhydrous state of wood and cellulose 

      Altgen, Michael; Fröba, Michael; Gurr, Julius; Krause, Andreas; Ohlmeyer, Martin; Sazama, Uta; Willems, Wim; Nopens, Martin (Peer reviewed; Journal article, 2023-06-01)
      Water-sorption studies and certain organic chemistry reactions require water removal from cellulosic samples. This is hindered by the strong interaction of cellulosic materials with water, and it remains uncertain if a ...

    • Litteraturstudie av veitrafikkstøy og effekter på dyreliv 

      Hanslin, Hans Martin; Kroeger, Svenja; Bayr, Ulrike; Hansen, Inger (NIBIO Rapport, Research report, 2023)
      Det er behov for en bedre forståelse av hvordan veitrafikkstøy påvirker dyreliv langs vei til bruk i planlegging av veiprosjekter og vurdering av effekten av ulike tiltak for å redusere støybelastning. Vi gjennomførte en ...

    • Lokal mat og lokale spisesteder - Resultater fra intervju med et utvalg spisesteder, leverandører og spisegjester på Helgeland 

      Høberg, Eva Narten; Ljunggren, Elisabet Carine; Jørstad, Mariell; Forsland, Benedicte; Roaldsen, Ingrid (NIBIO RAPPORT;3(97) 2017, Research report, 2017-07-18)
      Forbrukernes interesse for lokal mat er stadig økende. Dette gjenspeiles bl.a. i økt omsetningstall for lokal mat. Halvparten av norske turister sier samtidig at lokale mat- og drikkeopplevelser er viktige når de reiser i ...

    • Long-term spatiotemporal dynamics in a mountain birch (Betula pubescens ssp. czerepanovii) forest in south-east Norway 

      Nygaard, Per Holm; Bøhler, Fredrik; Øyen, Bernt-Håvard; Tveite, Bjørn (Peer reviewed; Journal article, 2022-08-06)
      Mountain birch forest covers large areas in Eurasia, and their ecological resilience provides important ecosystem services to human societies. This study describes long-term stand dynamics based on permanent plots in the ...

    • Lukkede hogster - produksjon, foryngelse og økonomi 

      Granhus, Aksel; Ødegård, Erik; Bergseng, Even; Bergsaker, Erling (NIBIO-rapport;7(148) 2021, Research report, 2021-08)
      Denne rapporten sammenstiller resultater fra prosjektet «Lukket hogst – hvor godt har det fungert?». Hovedfokuset har vært å analysere i hvilken grad uttaksstyrke og ulike bestandskarakteristika bidrar til å forklare ...

    • Lønnsomhet ved grøfterensk etter hogst 

      Kvaalen, Harald (NIBIO Rapport;5(115) 2019, Research report, 2019-10)
      I Norge har store skogarealer tidligere blitt grøftet fordi grunnvannstanden var så høy at den hemmet skogens vekst. Dels er dette myrjord, dels fastmark. Når skogen på slike areal hogges går vegetasjonens vannforbruk mye ...

    • Macrobiological Degradation of Esterified Wood with Sorbitol and Citric Acid 

      Treu, Andreas; Nunes, Lina; Larnøy, Erik (Peer reviewed; Journal article, 2020-07-19)
      There is a need for new solutions in wood protection against marine wood borers and termites in Europe. A new solution could be the esterification of wood with sorbitol and citric acid (SCA) since these are inexpensive and ...

    • Macronutrient balancing in free-ranging populations of moose 

      Felton, Annika M.; Wam, Hilde Karine; Felton, Adam; Simpson, Stephen J.; Stolter, Caroline; Hedwall, Per-Ola; Malmsten, Jonas; Eriksson, Torsten; Tigabo, Mulualem; Raubenheimer, David (Peer reviewed; Journal article, 2021-07-15)
      At northern latitudes, large spatial and temporal variation in the nutritional composition of available foods poses challenges to wild herbivores trying to satisfy their nutrient requirements. Studies conducted in mostly ...

    • Management of seed-borne Sirococcus conigenus on Norway spruce by fungicide seed treatment 

      Brodal, Guro; Bye, Heidi Røsok; Høst, Eleonora; Pettersson, Martin; Fløistad, Inger; Edvardsen, Øyvind Meland; Talgø, Venche (Peer reviewed; Journal article, 2020-04)
      Seedling blight caused by Sirococcus conigenus was recently reported on Norway spruce (Picea abies) from Norwegian forest nurseries. The inoculum source was found to be infected seeds. In a Petri dish assay, the fungicide ...

    • Managing existing forests can mitigate climate change 

      Kauppi, Pekka E.; Stål, Gustav; Arnesson-Ceder, Lina; Sramek, Isabella Hallberg; Hoen, Hans Fredrik; Svensson, Arvid; Wernick, Iddo K.; Högberg, Peter; Lundmark, Tomas; Nordin, Annika (Peer reviewed; Journal article, 2022-04-06)
      Planting new forests has received scientific and political attention as a measure to mitigate climate change. Large, new forests have been planted in places like China and Ethiopia and, over time, a billion hectares could ...

    • Mapping forest age using National Forest Inventory, airborne laser scanning, and Sentinel-2 data 

      Schumacher, Johannes; Hauglin, Marius; Astrup, Rasmus Andreas; Breidenbach, Johannes (Peer reviewed; Journal article, 2020-11-10)
      Background The age of forest stands is critical information for forest management and conservation, for example for growth modelling, timing of management activities and harvesting, or decisions about protection areas. ...

    • Maps and stories in the creation of richer accounts of change in pastoral landscapes in Nordland, northern Norway 

      Risvoll, Camilla; Galafassi, Diego; Veland, Siri; Pavall, Mats; Lifjell, Tom; Lundberg, Aase-Kristine Aasen; Eilertsen, Svein Morten (Peer reviewed; Journal article, 2022-11-04)
      The categories and concepts in the existing official land-use maps have been under improvements over recent years; however, this study from Nordland, northern Norway, shows that they continue to pose several dilemmas when ...

    • Markedsundersøkelse - skogbasert biomasse til energi og industriformål 

      Belbo, Helmer; Gjølsjø, Simen; Hohle, Erik Eid (NIBIO Rapport, Research report, 2023)
      Skog- og trenæringen vil ha en nøkkelrolle for å utvikle og realisere det grønne skiftet i Norge. Det er forventet økt bruk av trevirke innen bygg, emballasje, kompositter og energiprodukter i årene som kommer. Hovedhensikten ...

    • Mass spectrometry reveals the presence of specific set of epigenetic DNA modifications in the Norway spruce genome 

      Yakovlev, Igor; Gackowski, Daniel; Abakir, Abdulkadir; Viejo, Marcos; Ruzov, Alexey; Olinski, Ryszard; Starczak, Marta; Fossdal, Carl Gunnar; Krutovsky, Konstantin V. (Journal article; Peer reviewed, 2019-12-17)
      5-Methylcytosine (5mC) is an epigenetic modification involved in regulation of gene expression in metazoans and plants. Iron-(II)/α-ketoglutarate-dependent dioxygenases can oxidize 5mC to 5-hydroxymethylcytosine (5hmC), ...

    • Materialflyt av treprodukter i Norge – 1961-2019 

      Alfredsen, Gry; Nordhagen, Eirik; Breidenbach, Johannes; Gobakken, Lone Ross (NIBIO-rapport;8(8) 2022, Research report, 2022-01)
      Skogen i Norge har et årlig netto opptak av CO2 tilsvarende nær halvparten av de nasjonale menneskeskapte utslippene. Skogens bidrag i klimasammenheng kan økes gjennom økt opptak av CO2 i skog, men også ved økt lagring av ...

    • Matvalg hos sau og storfe på skogsbeite 

      Wam, Hilde Karine; Herfindal, Ivar (NIIBO Rapport;6(42) 2020, Research report, 2020-03)
      I ‘Skogsbeite-prosjektet’ (2012-2015) undersøkte vi matvalg hos sau og storfe på beite i produktiv lavlandsskog. Studien ble gjort i tre områder med ulik tetthet av dyr (ca. 17 dyr/km2 i Nannestad, 36 dyr/km2 på Vestskauen ...

    • Methyl jasmonate, salicylic acid, and oxalic acid affects growth, inducible defenses, and pine weevil resistance in Norway spruce 

      Krokene, Paal; Kohmann, Ketil; Huynh, Ngan Bao; Magerøy, Melissa (Peer reviewed; Journal article, 2023-07-06)
      The large pine weevil (Hylobius abietis) is a major regeneration pest in commercial forestry. Pesticide application has historically been the preferred control method, but pesticides are now being phased out in several ...

    • MicroRNA Expression Differences in Blood-Derived CD19+ B Cells of Methotrexate Treated Rheumatoid Arthritis Patients 

      Heinicke, Fatima; Zhong, Xiangfu; Flåm, Siri Tennebø; Breidenbach, Johannes; Leithaug, Magnus; Mæhlen, Marthe Thoresen; Lillegraven, Siri; Aga, Anna-Birgitte; Norli, Ellen Sauar; Mjaavatten, Maria Dahl; Haavardsholm, Espen Andre; Zucknick, Manuela; Rayner, Simon; Lie, Benedicte Alexandra (Peer reviewed; Journal article, 2021-04-09)
      Rheumatoid arthritis (RA) is a complex disease with a wide range of underlying susceptibility factors. Recently, dysregulation of microRNAs (miRNAs) in RA have been reported in several immune cell types from blood. However, ...

    • The microRNA response associated with methyl jasmonate-induced resistance in Norway spruce bark 

      Wilkinson, Samuel; Vivian-Smith, Adam; Krokene, Paal; Magerøy, Melissa (Peer reviewed; Journal article, 2021-05-15)
      Methyl jasmonate (MeJA) treatment elicits induced resistance (IR) against pests and diseases in Norway spruce (Picea abies). We recently demonstrated using mRNA-seq that this MeJA-IR is associated with both a prolonged ...