Browsing Naturhistorisk museum by Title

Now showing items 529-548 of 763

  • PhytoAuthent: Molecular authentication of complex herbal food supplements for safety and efficacy 
    Ichim, Mihael Cristi; Crisan, Gianina; Tebrencu, Carmen; de Boer, Hugo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    The PhytoAuthent project was structured to gather, test, develop and apply, in real life case scenarios, molecular techniques, such as biochemical fingerprinting and DNA sequence-based methods, for plant identification of ...
  • Phytomyza arnicae Hering, 1925 (Diptera, Agromyzidae) in Norway an agromyzid fly exclusively associated with Arnica montana L. 
    Hansen, Lars Ove; Bjureke, Kristina (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2012)
    The agromyzid fly Phytomyza arnicae Hering, 1925 is reported from Norway for the first time. This species is exclusively associated with Arnica montana L., where the larvae are leaf-miners. Mining larvae were collected in ...
  • Pilanesbergite: a new rock-forming mineral occurring in nepheline syenite from the Pilanesberg Alkaline Complex, South Africa 
    Dal Bo, Fabrice; Friis, Henrik; Elburg, Marlina A.; Hatert, Frédéric; Andersen, Tom (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
    Abstract. The new mineral pilanesbergite, with the ideal formula Na2Ca2Fe2Ti2(Si2O7)2O2F2, was found in a nepheline syenite, locally known as green foyaite, from the Pilanesberg Complex located in the North West Province ...
  • Plant biodiversity assessment through soil eDNA reflects temporal and local diversity 
    Ariza Salazar, Maria; Fouks, Bertrand; Mauvisseau, Quentin; Halvorsen, Rune; Alsos, Inger Greve; de Boer, Hugo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    1. Several studies have shown the potential of eDNA-based proxies for plant identification, but little is known about their spatial and temporal resolution. This limits its use for plant biodiversity assessments and ...
  • Plant Remains as Sources to Cultural History in Southeast Norway 
    Kjesrud, Karoline; Olsen, Luka Natassja; Teixidor Toneu, Irene; Sandstedt, Jade Jørgen Michael; Kool, Anneleen; Christiansen, Linda (Chapter / Bokkapittel / PublishedVersion; Peer reviewed, 2023)
    Plant remains are valuable sources for cultural history. Humans and animals live inextricably together with plants. This article investigates how a large dataset of botanical macrofossils can give insights into cultural ...
  • A plant that Linnaeus forgot: Taxonomic revision of Rhodalsine (Caryophyllaceae). 
    Kool, Anneleen; Thulin, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    The mainly Mediterranean genus Rhodalsine (Caryophyllaceae) is revised and a single species, R. geniculata, is recognized, distributed from the Canary Islands in the west to Somalia in the east. The history of the taxon, ...
  • Plutella polaris Zeller, 1880 (Lepidoptera, Plutellidae) rediscovered at Svalbard, Norway, with comments on its taxonomic position 
    Søli, Geir Einar Ellefsen; Aarvik, Leif; Magnussen, Trude (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    After 142 years, Plutellapolaris Zeller, 1880 was rediscovered at Svalbard, Norway, in 2015. The locality and its vegetation are described. The specimen is the first female ever recorded, and its genitalia are illustrated. ...
  • Point of view: error estimation in field assignment of land-cover types 
    Eriksen, Eva Lieungh; Ullerud, Heidrun Asgeirsdatter; Halvorsen, Rune; Aune, Sigrun; Bratli, Harald; Horvath, Peter; Volden, Inger Kristine; Wollan, Anders Kvalvåg; Bryn, Anders (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Questions: Substantial variation between observers has been found when comparing parallel land-cover maps, but how can we know which map is better? What magnitude of error and inter-observer variation is expected when ...
  • Politics of meaning about quality of education in Ethiopia 
    Tesfamicael, Solomon Abedom; Chala, Desalegn; Desta, Liyew A.; Ali, Sikunder (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Background: In recent years, the policymakers in Ethiopia are engaged in reforming the curriculum to address the poor quality of education in the country. The public as well as the different stakeholders have been engaged ...
  • Polyglutamine variation in a flowering time protein correlates with island age in a Hawaiian plant radiation 
    Lindqvist, Charlotte; Laakkonen, Liisa; Albert, Victor A (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2007)
    Background A controversial topic in evolutionary developmental biology is whether morphological diversification in natural populations can be driven by expansions and contractions of amino acid repeats in ...
  • Population genomics of grey wolves and wolf-like canids in North America 
    Sinding, Mikkel Holger Strander; Gopalakrishnan, Shyam; Vieira, Filipe G.; Samaniego, Jose A; Raundrup, Katrine; Heide Jørgensen, Mads Peter; Meldgaard, Morten; Petersen, Bent; Sicheritz-Ponten, Thomas; Mikkelsen, Johan Brus; Marquard-Petersen, Ulf; Dietz, Rune; Sonne, Christian; Dalén, Love; Bachmann, Lutz; Wiig, Øystein; Hansen, Anders J.; Gilbert, Marcus Thomas Pius (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    North America is currently home to a number of grey wolf (Canis lupus) and wolf-like canid populations, including the coyote (Canis latrans) and the taxonomically controversial red, Eastern timber and Great Lakes wolves. ...
  • Population regulation in Gyrodactylus salaris – Atlantic salmon (Salmo salar L.) interactions: testing the paradigm 
    Ramírez, Raúl; Bakke, Tor A; Harris, Philip D (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    Background Gyrodactylus salaris is a directly transmitted ectoparasite that reproduces in situ on its fish host. Wild Norwegian (East Atlantic) salmon stocks are thought to be ...
  • Population-level assessment of atlas occipitalization in artificially modified crania from pre-Hispanic Peru 
    Pott, Laura N; Austin, Rita M; Eller, Andrea R.; Hofman, Courtney A; Sholts, Sabrina B. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Atlas occipitalization (AO) is a spinal anomaly, characterized by the fusion of the first cervical vertebra and occipital bone, with a complex etiology that can arise from congenital and environmental causes. AO has been ...
  • Positive correlations between pre- and post-copulatory sexual traits in warblers 
    Supriya, K.; Price, Trevor; Rowe, Melissah (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
    Theoretical models predict that investment in pre-copulatory and post-copulatory sexually selected traits should trade-off. At the macroevolutionary scale, the majority of studies to date have focused on male weaponry as ...
  • Postcranial skeleton of multituberculate mammal Catopsbaatar 
    Hurum, Jørn H.; Kielan-Jaworowska, Zofia (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2009)
    We describe an incomplete postcranial skeleton of Catopsbaatar catopsaloides from the ?late Campanian red beds of Hermiin Tsav I, in the Gobi Desert, Mongolia. The skeleton is fragmentary and the preservation of bone surface ...
  • Potential changes in the extent of suitable habitats for geladas (Theropithecus gelada) in the Anthropocene 
    Ahmed, Ahmed S.; Chala, Desalegn; Kufa, Chala A.; Atickem, Anagaw; Bekele, Afework; Svenning, Jens-Christian; Zinner, Dietmar (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Background Climate change coupled with other anthropogenic pressures may affect the extent of suitable habitat for species and thus their distributions. This is particularly true for species occupying ...
  • Predation increases multiple components of microbial diversity in activated sludge communities 
    Burian, Alfred; Pinn, Daisy; Peralta-Maraver, Ignacio; Sweet, Michael; Mauvisseau, Quentin; Eyice, Ozge; Bulling, Mark; Röthig, Till; Kratina, Pavel (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Protozoan predators form an essential component of activated sludge communities that is tightly linked to wastewater treatment efficiency. Nonetheless, very little is known how protozoan predation is channelled ...
  • Predictive characterization of crop wild relatives and landraces: Technical guidelines version 1 
    Thormann, Imke; Parra-Quijano, Mauricio; Endresen, Dag Terje Filip; Rubio-Teso, María Luisa; Iriondo, José M.; Maxted, Nigel (Book / Bok / PublishedVersion, 2014)
    Predictive characterizationPredictive characterization methods use ecogeographical and climatic data derived from the specific location of a collecting or observation site, to predict characteristics of accessions and ...
  • Preliminary report on ichthyopterygian elements from the Early Triassic (Spathian) of Spitsbergen 
    Ekeheien, Christina; Delsett, Lene Liebe; Roberts, Aubrey Jane; Hurum, Jørn Harald (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Jaw elements of Omphalosaurus sp. are described from the Early Triassic (Spathian) of Marmierfjellet, Spitsbergen. The elements are from the Grippia and the Lower Saurian niveaus in the Vendomdalen Member of the Vikinghøgda ...
  • 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 (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 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. ...