Blar i NIBIO Brage på forfatter "Skarpaas, Olav"

Viser treff 1-7 av 7

    • ConservePlants: An integrated approach to conservation of threatened plants for the 21st Century 

      Fišer, Živa; Aronne, Giovanna; Aavik, Tsipe; Akin, Meleksen; Alizoti, Paraskevi; Aravanopoulos, Filippos; Bacchetta, Gianluigi; Balant, Manica; Ballian, Dalibor; Barazani, Oz; Bellia, Andrea Francesca; Bernhardt, Nadine; Kharrat, Magda Bou Dagher; Douglas, Adrian Bugeja; Burkart, Michael; Ćalić, Dušica; Carapeto, André; Carlsen, Tor; Castro, Silvia; Colling, Guy; Cursach, Joana; Cvetanoska, Sara; Cvetkoska, Cvetanka; Ćušterevska, Renata; Daco, Laura; Danova, Kalina; Dervishi, Aida; Djukanović, Gordana; Dragićević, Snežana; Ensslin, Andreas; Evju, Marianne; Fenu, Giuseppe; Francisco, Ana; Gallego, Pedro Pablo; Galloni, Marta; Ganea, Anatolie; Gemeinholzer, Birgit; Glasnović, Peter; Godefroid, Sandrine; Thomsen, Mette Goul; Halassy, Melinda; Helm, Aveliina; Hyvärinen, Marko; Joshi, Jasmin; Kazić, Amra; Kiehn, Michael; Klisz, Marcin; Kool, Anneleen; Skarpaas, Olav (Peer reviewed; Journal article, 2021-01-25)
      Even though plants represent an essential part of our lives offering exploitational, supporting and cultural services, we know very little about the biology of the rarest and most threatened plant species, and even less ...

    • Draft pest risk assessment report on the small spruce bark beetle, Ips amitinus 

      Økland, Bjørn; Skarpaas, Olav (Oppdragsrapport fra Skog og landskap;10/2008, Research report, 2008)
      The current report is a background for a Pest Risk Assessment (PRA) of the bark beetle species Ips amitinus in the PRA area of Norway, following the International Standards for Phytosanitary Measures ISPM 11 (FAO 2004). ...

    • Generic Ecological Impact Assessment of Alien Species (GEIAA): the third generation of assessments in Norway 

      Sandvik, Hanno; Hilmo, Olga; Finstad, Anders Gravbrøt; Hegre, Hanne; Moen, Toril Loennechen; Rafoss, Trond; Skarpaas, Olav; Elven, Reidar; Sandmark, Helge; Gederaas, Lisbeth (Journal article; Peer reviewed, 2019-06-25)
      The Generic Ecological Impact Assessment of Alien Species (GEIAA) is described. It comprises a set of criteria and an assessment procedure. The set of criteria consists of three criteria that quantify invasion potential, ...

    • Risikovurdering av Ips amitinus ved tømmerimport - Sannsynlighet for introduksjon og effekt på barkbilleutbrudd 

      Økland, Bjørn; Skarpaas, Olav (Oppdragsrapport fra Skog og landskap;07/06, Research report, 2006)
      En ny barkbilleart Ips amitinus har vært påvist i importtømmer i 2002. Vi har studert muligheten for at denne arten kan bidra til hyppigere eller forsterkete barkbilleutbrudd i samspill med granbarkbillen. Undersøkelsen ...

    • Trees Wanted—Dead or Alive! Host Selection and Population Dynamics in Tree-Killing Bark Beetles 

      Kausrud, Kyrre Linné; Grégoire, Jean-Claude; Skarpaas, Olav; Erbilgin, Nadir; Gilbert, Marius; Økland, Bjørn; Stenseth, Nils Christian (Journal article; Peer reviewed, 2011-05-25)
      Bark beetles (Coleoptera: Curculionidae, Scolytinae) feed and breed in dead or severely weakened host trees. When their population densities are high, some species aggregate on healthy host trees so that their defences may ...

    • What explains inconsistencies in field-based ecosystem mapping? 

      Naas, Adam Eindride; Halvorsen, Rune; Horvath, Peter; Wollan, Anders Kvalvåg; Bratli, Harald; Brynildsrud, Katrine Marie; Finne, Eirik Aasmo; Keetz, Lasse Torben; Lieungh, Eva; Olson, Christine; Simensen, Trond; Skarpaas, Olav; Tandstad, Hilde; Torma, Michal; Værland, Espen Sommer; Bryn, Anders (Peer reviewed; Journal article, 2023-02-11)
      Questions: Field-based ecosystem mapping is prone to observer bias, typically resulting in a mismatch between maps made by different mappers, that is, inconsistency. Experimental studies testing the influence of site, ...

    • Østersurt (Mertensia maritima L.) - en arktisk strandplante med et navn som beskriver smaken 

      Dragland, Steinar; Skarpaas, Olav (Bioforsk TEMA;1(27) 2006, Research report, 2006)
      Østersurt, oyster plant eller oyster leaf, - bare navnet kan sette i gang produksjonen av fordøyelsesvæsker i munn og mage. De saftige blågrønne bladene hevdes å smake som østers, og det skiller produktet fra de andre ...