Dag-Inge Øien Dr. Scient   Museum of Natural History and Archaeology Section of Natural History NO-7491 Trondheim  dag.oien@vm.ntnu.no

Research

• Vegetation dynamics of fens and grassland formerly used for haymaking.
• Nutrient dynamics of rich-fen vegetation.
• Population biology of vascular plants, mostly orchids.
• The effect of management practices and management tools on the vegetation of outlying lands.

Member of the research group on vegetation and population ecology, mainly working with cultural landscape

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Publications

Dr. scient. thesis

Øien, D.-I. 2002. Dynamics of plant communities and populations in boreal vegetation influenced by scything at Sølendet, Central Norway. NTNU Faculty of Science and Technology, Trondheim. 40 pp. + 5 articles.

Articles in scientific journals and books

Aune, E. I., Kubícek, F., Moen, A. & Øien, D.-I. 1994. Biomass studies in semi-natural ecosystems influenced by scything at the Sølendet Nature Reserve, Central Norway. I. Rich fen community. - Ekológia (Bratislava) 13: 283-297. Abstract

Aune, E. I., Kubícek, F., Moen, A. & Øien, D.-I. 1995a. Biomass studies in semi-natural ecosystems influenced by scything at the Sølendet Nature Reserve, Central Norway. II. Wooded grassland vegetation. - Ekológia (Bratislava) 14: 23-34. Abstract

Aune, E. I., Kubícek, F., Moen, A. & Øien, D.-I. 1995b. Ecological aspects of biomass studies at the Sølendet Nature Reserve in Central Norway. - Ekológia (Bratislava) 14, Suppl. 1: 127-133.

Aune, E. I., Kubícek, F., Moen, A. & Øien, D.-I.1996a. Biomass studies in semi-natural ecosystems influenced by scything at the Sølendet Nature Reserve, Central Norway. III. Tall herb birch forest. - Ekológia (Bratislava) 15: 307-320. Abstract

Aune, E. I., Kubícek, F., Moen, A. & Øien, D.-I. 1996b. Above- and below-ground biomass of outlying hay-lands at the Sølendet nature reserve, Central Norway. - Norwegian Journal of Agricultural Sciences 10: 125-152. Abstract

Moen, A., Nilsen, L.S., Øien, D.-I. & Arnesen, T. 1999. Outlying haymaking lands at Sølendet, central Norway; effects of scything and grazing. - Norsk geogr. Tidsskr. 53: 93-102. Abstract

Moen, A. & Øien, D.-I. 2003. Ecology and survival of Nigritella nigra, a threatened orchid species in Scandinavia. - Nord. J. Bot. 22: 435-461. Abstract

Øien, D.-I. 2004. Nutrient limitation in boreal rich-fen vegetation: a fertilization experiment. - Appl. Veg. Sci. 7: 119-132. Abstract

Øien, D.-I. & Moen, A. 2001. Nutrient limitation in boreal plant communities and species influenced by scything. – Appl. Veg. Sci. 4: 197-206.Abstract

Øien, D.-I. & Moen, A. 2002. Flowering and survival of Dactylorhiza lapponica and Gymnadenia conopsea in the Sølendet Nature Reserve, Central Norway. - Pp. 3-22 in: Kindlmann, P., Willems, J.H. & Whigham, D.F. (eds.) Trends and fluctuations and underlying mechanisms in terrestrial orchid populations. Backhuys Publishers, Leiden, The Netherlands. Abstract

Øien, D.-I., O’Neill, J.P., Whigham, D.F. & McCormick, M.K. 2008. Germination ecology of the boreal-alpine terrestrial orchid Dactylorhiza lapponica (Orchidaceae). — Ann. Bot. Fennici 45: 161-172. Abstract

Øien, D.-I. & Pedersen, B. 2005. Seasonal pattern of dry matter allocation in Dactylorhiza lapponica (Orchidaceae) and the relation between tuber size and flowering. - Nord. J. Bot. 23: 441-451. Abstract

Scientific reports

Author and co-author of more than 30 reports the last ten years. The most important are:

Aarrestad, P.A., Øien, D.-I., Lyngstad, A., Moen, A. & Often, A. 2003. Kartlegging av truete vegetasjonstyper. Erfaringer fra Inderøy og Levanger. - NTNU Vitensk.mus. Rapp. bot. Ser. 2003-1: 1-53. (PDF).

Arnesen, T., Øien, D.-I. 2001. Myrområdet ved Tvinna, Stryn. - NTNU Vitensk.mus. Rapp. bot. Ser. 2001-3: 1-16.

Lyngstad, A. & Øien, D.-I. 2003. Verdifull kulturmark i Levanger kommune, Nord-Trøndelag. - NTNU Vitensk.mus. Bot. Notat 2003-1: 1-37.

Lyngstad, A., Øien, D.-I. & Arnesen, T. 2002. Skjøtselsplan for kulturmark i Bymarka, Trondheim. - NTNU Vitensk.mus. Rapp. bot. Ser. 2002-4: 1-49 (PDF).

Øien, D.-I. & Moen, A. 2006. Slått og beite i utmark - effekter på plantelivet. Erfaringer fra 30 år med skjøtsel og forskning i Sølendet naturreservat, Røros.  - NTNU Vitensk.mus. Rapp. bot. Ser. 2006-5: 1-57 (PDF).

Øien, D.-I., Nilsen, L.S. & Moen, A. 1997. Skisse til skjøtselsplan for deler av Øvre Forra naturreservat i Nord-Trøndelag. - NTNU Vitensk.mus. Rapp. bot. Ser. 1997-2: 1-24. (PDF).

Popular science

Moen, A. & Øien, D.-I. 1998. Utmarksslåttens effekter på plantelivet. - Pp. 77-86 in Framstad, E. & Lid, I.B. (eds.). Jordbrukets kulturlandskap. Forvaltning av miljøverdier. Universitetsforlaget, Oslo.

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Personal home page for Dag-Inge Øien dag.oien@vm.ntnu.no

Last updated: 2008-02-10