Browsing Brage NMBU by Author "Gjerde, Ivar"
Now showing items 1-3 of 3
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En sammenligning av gamle og nye miljøregistreringer i Follsjå-området, og en vurdering av hvordan viktige livsmiljøer for rødlistearter i skog fanges opp av registreringene.
Gjerde, Ivar; Sætersdal, Magne; Hauglin, Marius; Storaunet, Ken Olaf (NIBIO Rapport, Research report, 2021)I rapporten sammenlignes resultatene av to ulike MiS-registreringer gjennomført i henholdsvis 2009 og 2020 i Follsjåområdet i Notodden kommune. Resultatene viste betydelige forskjeller mellom takstene både når det gjaldt ... -
Identifying old Norway spruce and Scots pine trees by morphological traits and site characteristics
Handegard, Eivind; Gjerde, Ivar; Bollandsås, Ole Martin; Storaunet, Ken Olaf (Peer reviewed; Journal article, 2021)Old trees are important for biodiversity, and the process of their identification is a critical process in their conservation. However, determining the tree age by core extraction, ring counts, and eventually, cross-dating ... -
Identifying old Norway spruce and Scots pine trees by visual inspection : an analysis of the relationship between age, spatial distribution and morphological traits in trees
Handegard, Eivind (Master thesis, 2020)Old trees are important to biodiversity, yet they are in global decline. In Scandinavia, due to former forest management, old trees were declining, but now possibly on the rise. In Norway, identification of old trees has ...