References
- Andreassen, K. 1994. Development and yield in selection forest. - Communications of the Norwegian Forest Research Institute, 47(5), 1-37.
- Andreassen, K., Øyen, B.-H. 2002. Economic consequences of three silvicultural methods in uneven- aged mature coastal spruce forest of central Norway. - Forestry, 75(4), 483-488.
- Andreassen, K., Øyen, B.-H. 2002b. New growth functions for spruce forest treated with selection cutting. - Research notes from Norwegian Forest Research Institute, 6/02, 10-12. (In Norwegian).
- Andreassen, K., Tomter, S.M. 2003. Basal area growth models for individual trees of Norway spruce, Scots pine, Birch and other broadleaves in Norway. - Forest Ecology and Management, 180, 11-24.
- Bäckström, P.O. (ed.). 1986. Skogsforyngring i fjällnära skogar. (Regeneration in mountain forest). Swedish University of Agricultural Sciences, Umeå, Forestry Faculty, Report. 86 pp. (In Swedish with English summary).
- Biging, G., Dobbertin, M. 1995. Evaluation of competition indices in individual tree growth models. - Forest Science, 41(2), 360-377.
- Blingsmo, K.R. 1984. Diameter increment functions for stands of birch, Scots pine and Norway spruce. Research paper from the Norwegian Forest Research Institute, 7/84, 1-22. (In Norwegian with English summary).
- Bøhler, F., Øyen, B.-H. 2011. Estimation of site index in old, semi-natural stands of Norway spruce at high altitude. - Research paper from Norwegian Forest and Landscape Institute, 1/11, 117. (In Norwegian with English summary).
- Bollandsås, O.M. 2007. Height-diameter models for individual trees in Norway. PhD-thesis, UMB, 30/2007. Uneven-aged forestry in Norway: inventory and management models. University of Life Sciences, Norway.
- Børset, O. 1994. Norsk fjellskogskjøtsel: et tilbakeblikk og en oppsummering. (Forest management in the Norwegian mountains - a review). - Research notes from Norwegian Forest Research Institute, 1/94, 1-12. (In Norwegian).
- Braastad, H. 1966. Volume tables for birch. - Communications of the Norwegian Forest Research Institute, 21, 23-78. (In Norwegian with English summary).
- Braastad, H. 1974. Diameter increment functions for Picea abies. - Communications of the Norwegian Forest Research Institute, 31, 359-537. (In Norwegian with English summary).
- Eerikäinen, K., Miina, J., Valkonen, S. 2007. Models for the regeneration establishment and the development of established seedlings in uneven-aged, Norway spruce dominated forest stands of southern Finland. - Forest Ecology and Management, 242(2-3), 444-461.
- Eid, T., Øyen, B.-H. 2003. Models for prediction of mortality in even-aged forest. - Scandinavian Journal of Forest Research, 18, 64-77.
- Eid, T., Tuhus, E. 2000. Models for individual tree mortality in Norway. - Forest Ecology and Management, 154, 69-84.
- Eide, E., Langsæter, A. 1941. Growth and yield in Norwegian spruce forest. - Communications of the Norwegian Forest Research Institute, 7, 355-500. (In Norwegian with German summary).
- Fitje, A., Vestjordet, E. 1977. Stand height curves and new tariff tables for Norway spruce. - Communications of the Norwegian Forest Research Institute, 34(2), 23-68. (In Norwegian with English summary).
- Gjellan, P., Nilsen, H.C. 1990. Production and natural regeneration of Norway spruce in a 40-year period after selective cutting in mountain forests. MScthesis, Agricultural University of Norway, Department of Forest Sciences. 49 pp. (In Norwegian).
- Gobakken, T., Næsset, E. 2000. Spruce diameter growth in young mixed stands of Norway spruce and birch. Paper III. PhD Thesis, Agricultural University of Norway. Department of Forest Sciences, 34 (2000), 23 pp.
- Hagner, M., Lohmander, P., Lundgren, M. 2001. Computer- aided choice of trees for felling. - Forest Ecology and Management, 151, 151-161.
- Holgen, P., Søderberg, U., Hånell, B. 2003. Diameter increment in Picea abies shelterwood stands in northern Sweden. - Scandinavian Journal of Forest Research, 18, 163-167.
- Holte, A., Solberg, B. 1989. A test of the accuracy of two individual tree growth functions for Picea abies. - Scandinavian Journal of Forest Research, 4, 247-257.
- Hynynen, J., Ahtikoski, A., Siitonen, J., Sievänen, R., Liski, J. 2005. Applying the MOTTI simulator to analyse the effect of alternative management schedules on timber and non-timber production. - Forest Ecology and Management, 207, 5-18.
- Kielland-Lund, J. 1981. Die Waldgesellscahften SONorwegens. (Forest vegetation types in southeast Norway). - Phytocoenologia, 9, 53-250.
- Lähde, L., Laiho, O., Norokorpi, Y., Saksa, T. 2002. Development of Norway spruce dominated stands after single-tree selection and low thinning. - Canadian Journal of Forest Research, 32, 1577-1584.
- Lexerød, N., Eid, T. 2005. Recruitment models for Norway spruce, Scots pine, birch and other broadleaves in Norway. - Silva Fennica, 39, 391-406.
- Lindman, J. 1986. Mountain selection cutting. Increment studies in four stands. MSc-thesis, Swedish University of Agricultural Sciences, Department of Silviculture, Umeå. 52 pp. (In Swedish).
- Lundqvist, L. 1995. Simulation of sapling population dynamics in uneven-aged Picea abies forests. - Annals of Botany, 76, 371-380.
- Lundqvist, L. 2004. Stand development in uneven-aged subalpine Picea abies stands after partial harvest estimated from repeated surveys. - Forestry, 77(2), 119-130.
- Lundqvist, L., Crimes, D., Elfving, B., Mørling, T., Valinger, E. 2006. Stand development in two uneven- aged Picea abies forests in Sweden. - Forest Ecology and Management, 238, 141-146.
- Näslund, M. 1942. Growth reactions after selective cuttings in the spruce forest of Northern Sweden. - Communications of the Swedish Forest Research Institute, 33, 1-214. (In Swedish with German summary).
- Nilsen, P. 1988. Selective cutting in mountain spruce forests - regeneration and production after earlier cuttings. - Research paper from the Norwegian Forest Research Institute, 2/88, 1-26. (In Norwegian with English summary).
- Nilsen, P. 2001. Modelling increment following mountain forest selective cutting. - Research notes from Norwegian Forest Research Institute, 2/01, 4-5. (In Norwegian).
- Nilsen, P., Haveraaen, O. 1983. Breadth of annual rings of remaining trees after cutting in old stands of Norway spruce. - Research paper from the Norwegian Forest Research Institute, 9/83, 1-16. (In Norwegian with English summary).
- Ohlson, M., Tryterud, E. 1999. Long-term spruce continuity - a challenge for sustainable Scandinavian forestry. - Forestry Ecology and Management, 124, 27-34.
- Øyen, B.-H., Andreassen, K. 2002. Models for estimating tree heights by means of diameter and stand properties. - Research notes from Norwegian Forest Research Institute, 6/02, 13-14. (In Norwegian).
- Øyen, B.-H., Nilsen, P. 2002. Growth effects after mountain forest selective cutting in southeast Norway. - Forestry, 75(4), 401-410.
- Øyen, B.-H., Nilsen, P. 2004. Growth and recruitment after mountain forest selective cutting in irregular spruce forest. A case study in Northern Norway. - Silva Fennica, 38(4), 383-392.
- Pretzch, H., Biber, P., Dursky, J. 2002. The single tree based stand simulator SILVA: construction, application and evaluation. - Forest Ecology and Management, 162(1), 3-21.
- Sarvas, R. 1944. Tukkipuun harsintojen vaikutus etelä- Suomen yksityismetsiin. (Effects from selection forestry on private forest land in southern Finland). - Communicationes Instituti Forestalis Fenniae, 33(1), 1-268. (In Finnish with German summary).
- SAS 1999. SAS release 8.02. SAS Institute Inc., Cary, NC, USA.
- Schütz, J.P. 1989. Der Plenterbetrieb. (Selection forestry). Fachbereich Waldbau, ETH. Zürich. 54 pp. (In German).
- Strand, L. 1983. Diameter increment functions based on data from mixed stands. - Communications of the Norwegian Forest Research Institute, 38(5), 1-10.
- Suadicini, K., Fjeld, D. 2001. Single-tree and group selection in montane Norway spruce stands: Factors influencing operational efficiency. - Scandinavian Journal of Forest Research, 16, 79-87.
- Tahvonen, O., Pukkala, T., Laiho, O., Lähde, E., Niinimäki, A. 2010. Optimal management of unevenaged Norway spruce stands. - Forest Ecology and Management, 260(1), 106-115.
- Tveite, B. 1977. Site index curves for Norway spruce. (Picea abies L. Karst). - Communications of the Norwegian Forest Research Institute, 33, 1-84. (In Norwegian with English summary).
- Vestjordet, E. 1967. Functions and tables for volumes of Norway spruce. - Communications of the Norwegian Forest Research Institute, 22, 543-574. (In Norwegian with English summary)