Comparison of energy-wood and pulpwood thinning systems in young birch stands

Scandinavian Journal of Forest Research

Volumn 26, Issue 4, 2011, Pages 339-349

  di Fulvio, Fulvio ^a   Kroon, Anders ^b   Bergström, Dan ^a   Nordfjell, Tomas ^a  

^a SWEDISH UNIVERSITY OF AGRICULTURAL SCIENCES   (Sweden)

^b Södra Skogsudden ^*  (Sweden)

Author keywords

Bioenergy; Economy; Efficiency; Field study; Fuel wood; Time consumption

Indexed keywords

BIO-ENERGY; ECONOMY; FIELD STUDIES; FUEL WOOD; TIME CONSUMPTION;

EXPERIMENTS; FORESTRY; HARVESTING; PLANT EXTRACTS; PRODUCTIVITY; PROFITABILITY; TIMBER;

ENERGY HARVESTING;

EFFICIENCY; EXPERIMENTATION; EXTRACTIVES; FORESTRY; FORESTS; FUELS; HARVESTING; PLANTS; PRODUCTIVITY; PROFITABILITY; WOOD;

EID: 79958708424     PISSN: 02827581     EISSN: 16511891     Source Type: Journal    
DOI: 10.1080/02827581.2011.568951     Document Type: Article

References (35)

1. Andersson, S.-O. (1954). Funktioner och tabeller fö r kubering av småträd [Functions and tables for cubing of small trees]. Meddelanden från Statens Skogsforskningsinstitut, Band 44(nr 12), 1-29. (In Swedish.)
2. Berg, S. (1992). Terrain classification system for forestry work, pp. 1-28. Kista: The Forest Operations Institute of Sweden.
3. Bergström, D., Bergsten, U., Nordfjell, T. & Lundmark, T. (2007). Simulation of geometric thinning systems and their time requirements for young forests. Silva Fennica, 41(1), 137-147.
4. Bergström, D., Nordfjell, T. & Bergsten, U. (2010). Compression processing and load compression of young Scots pine and birch trees in thinnings for bioenergy. International Journal of Forest Engineering, 21(1), 31-39.
5. Björheden, R., Gullberg, T. & Johansson, J. (2003). Systems analyses for harvesting small trees for forest fuel in urban forestry. Biomass and Bioenergy, 24, 389-400.
6. Bredberg, C.-J. (1972). Type stands for the first thinning, Research Notes, Vol. 55, 42 pp. Stockholm, Sweden: Department of Operational Efficiency, Royal College of Forestry.
7. Eliasson, L. (1999). Simulation of thinning with a single grip harvester. Forest Science, 45(1), 26-34.
8. Hakkila, P. (1978). Harvesting small-sized trees for fuel. Folia Forestalia, 342, 1-38. (In Finnish with English abstract.)
9. Hakkila, P. (2003). Developing technology for large-scale production of forest chips, pp. 36-42. (Wood Energy Technology Programme 1999-2003, Tekes-Technology Programme Report). Helsinki: TEKES.
10. Hakkila, P. (2005). Fuel from early thinnings. International Journal of Forest Engineering, 16(1), 11-14.
11. Heikkilä, J., Laitila, J., Tanttu, V., Lindblad, J., Sirén, M. & Asikainen, A. (2006). Harvesting alternatives and cost factors of delimbed energy wood. Forestry Studies (Metsanduslikud Uurimused), 45, 49-56.
12. Heikkilä, J., Sirén, M. & Aijälä, O. (2007). Management alternatives of energy wood thinning stands. Biomass and Bioenergy, 31, 255-266.
13. Hynynen, J., Niemistö, P., Viherä-Aarnio, A., Brunner, A., Hein, S. & Velling, P. (2010). Silviculture of birch (Betula pendula Roth and Betula pubescens Ehrh.) in northern Europe. Forestry, 83(1), 103-119.
14. IUFRO (1995). WP 3.04.02. Forest work study nomenclature. Test edition valid 1995-2000, 16 pp. Garpenberg, Sweden: Department of Operational Efficiency, Swedish University of Agriculture Sciences.
15. Jacobson, S., Kukkola, M., Mälkönen, E. & Tveite, B. (2000). Impact of whole-tree harvesting and compensatory fertilization on growth of coniferous thinning stands. Forest Ecology and Management, 129, 41-51.
16. Johansson, J. & Gullberg, T. (2002). Multiple tree handling in the selective felling and bunching of small trees in dense stands. International Journal of Forest Engineering, 13(2), 25-34.
17. Jylhä, P. (2004). Feasibility of an adapted tree section method for integrated harvesting of pulpwood and energy wood in early thinning of Scots pine. International Journal of Forest Engineering, 15(2), 35-42.
18. Jylhä, P. & Laitila, J. (2007). Energy wood and pulpwood harvesting from young stands using a prototype whole-tree bundler. Silva Fennica, 41(4), 763-779.
19. Kärhä, K. (2006). Effect of undergrowth on the harvesting of first-thinning wood. Forestry Studies (Metsanduslikud Uurimused), 45, 101-117.
20. Kärhä, K., Jouhiaho, A., Mutikainen, A. & Mattila, S. (2005). Mechanized energy wood harvesting from early thinnings. International Journal of Forest Engineering, 16(1), 15-26.
21. Kärhä, K., Keskinen, S., Liikkanen, R. & Lindroos, J. (2006). Kokopuun korjuu nuorista metsistä [Harvesting small-sized whole trees from young stands].Metsätehon raportti, 193, 34-41. (In Finnish.)
22. Kärhä, K., Rönkkö, E. & Gumse, S.-I. (2004). Productivity and cutting costs of thinning harvesters. International Journal of Forest Engineering, 15(2), 43-56.
23. Kuitto, P. J., Keskinen, S., Lindroos, J., Oijala, T., Rajamäki, J., Räsänen, T., et al. (1994). Puutavaran koneellinen hakkuu ja metsä kuljetus [Mechanized cutting and forest haulage]. Metsäteho. Metsätehon tiedotus, 410, 32-35. (In Finnish.)
24. Laitila, J. (2008). Harvesting technology and the cost of fuel chips from early thinnings. Silva Fennica, 42(2), 267-283.
25. Laitila, J., Asikainen, A. & Nuutinen, Y. (2007). Forwarding of whole trees after manual and mechanized felling bunching in pre-commercial thinnings. International Journal of Forest Engineering, 18(2), 29-39.
26. Mard, H. (1998). Short-term growth effects of whole-tree harvest in early thinnings of birch (Betula spp) and Picea abies. Scandinavian Journal of Forest Research, 13, 317-323.
27. Marklund, L. G. (1987). Biomass functions for pine, spruce and birch in Sweden. Rapport 45, 79 pp. Umeå: Sveriges lantbruksuniversitet, Institutionen fö r skogstaxering (In Swedish with English summary.)
28. Näslund, M. (1947). Functions and tables for computing the cubic volume of standing trees. Pine, spruce and birch in southern Sweden and in the whole of Sweden. Reports of the Forest Research Institute of Sweden, 36, 1-41. (In Swedish with English summary.)
29. Nurminen, T., Korpunen, H. & Uusitalo, J. (2006). Time consumption analysis of cut-to-length harvesting system. Silva Fennica, 40(2), 335-363.
30. Praktisk skogshandbok (510 pp.) [Forestry guide]. (1994). Djursholm: Sveriges skogsvårdsförbund (In Swedish.)
31. Sirén, M., Heikkila, J. & Sauvula, T. (2006). Combined production of industrial and energy wood in Scots pine stands. Forestry Studies (Metsanduslikud Uurimused), 45, 150-163.
32. Spinelli, R. & Magagnotti, N. (2010). Comparison of two harvesting systems for the production of forest biomass from the thinning of Picea abies plantations. Scandinavian Journal of Forest Research, 25, 69-77.
33. Suadicani, K. (2003). Production of fuel chips in a 50-year-old Norway spruce stand. Biomass and Bioenergy, 25, 35-43.
34. Suadicani, K. & Talbot, B. (2010). Extracting and chipping hardwood crowns for energy. Scandinavian Journal of Forest Research, 25, 455-461.
35. Swedish University of Agricultural Sciences (2009). Forestry statistics 2009. Official statistics of Sweden. Umeå: Institutionen fö r skoglig resurshushållning SLU.