Information on the potential wood supply is important for the wood industry. In this study, the future development of growing stock, cutting potential and wood properties correspond-ing to the regional scenario of North Karelian Forest Programme 2006 –2010 was analysed. The simulations were performe...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.571.3042 2023-05-15T17:01:36+02:00 Silva Fennica Reetta Lempinen Heli Peltola Lars Wilhelmsson The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.571.3042 http://www.metla.fi/silvafennica/full/sf43/sf433489.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.571.3042 http://www.metla.fi/silvafennica/full/sf43/sf433489.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://www.metla.fi/silvafennica/full/sf43/sf433489.pdf Addresse text ftciteseerx 2016-01-08T12:32:28Z Information on the potential wood supply is important for the wood industry. In this study, the future development of growing stock, cutting potential and wood properties correspond-ing to the regional scenario of North Karelian Forest Programme 2006 –2010 was analysed. The simulations were performed by employing the Finnish MELA system together with the sample plot and tree data of the 9th Finnish National Forest Inventory (NFI9) as initial data for the simulations. Disc-based models for basic wood density, proportion of latewood and fibre length of Norway spruce and Scots pine in Sweden were calibrated and integrated into the MELA system. The wood properties at breast height of both harvested and standing trees were analysed in different strata (age, site type and cutting method) during the scenario period of 50 years (2002 –2052). The average wood properties within the same strata varied only slightly over time. However, the results for different strata differed considerably. In general, wood density, fibre length and proportion of latewood increased, on average, as a function of tree age and along with a decrease in site fertility (excl. wood density and proportion of latewood in harvested Norway spruce in the first case and fibre length in the latter case for both species). For trees less than 80 years, properties in harvested trees were equal to or slightly greater than those of standing trees. The values for clear-cuttings were greater or equal to those of thinnings (excl. wood density and proportion of latewood in Norway spruce). The study demonstrates the value of model-based analyses utilising NFI tree measurements in regions that are considered to be sources of raw material. Text karelian Unknown Norway |
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Addresse Silva Fennica Reetta Lempinen Heli Peltola Lars Wilhelmsson |
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Information on the potential wood supply is important for the wood industry. In this study, the future development of growing stock, cutting potential and wood properties correspond-ing to the regional scenario of North Karelian Forest Programme 2006 –2010 was analysed. The simulations were performed by employing the Finnish MELA system together with the sample plot and tree data of the 9th Finnish National Forest Inventory (NFI9) as initial data for the simulations. Disc-based models for basic wood density, proportion of latewood and fibre length of Norway spruce and Scots pine in Sweden were calibrated and integrated into the MELA system. The wood properties at breast height of both harvested and standing trees were analysed in different strata (age, site type and cutting method) during the scenario period of 50 years (2002 –2052). The average wood properties within the same strata varied only slightly over time. However, the results for different strata differed considerably. In general, wood density, fibre length and proportion of latewood increased, on average, as a function of tree age and along with a decrease in site fertility (excl. wood density and proportion of latewood in harvested Norway spruce in the first case and fibre length in the latter case for both species). For trees less than 80 years, properties in harvested trees were equal to or slightly greater than those of standing trees. The values for clear-cuttings were greater or equal to those of thinnings (excl. wood density and proportion of latewood in Norway spruce). The study demonstrates the value of model-based analyses utilising NFI tree measurements in regions that are considered to be sources of raw material. |
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The Pennsylvania State University CiteSeerX Archives |
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Silva Fennica Reetta Lempinen Heli Peltola Lars Wilhelmsson |
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Silva Fennica Reetta Lempinen Heli Peltola Lars Wilhelmsson |
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Silva Fennica |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.571.3042 http://www.metla.fi/silvafennica/full/sf43/sf433489.pdf |
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http://www.metla.fi/silvafennica/full/sf43/sf433489.pdf |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.571.3042 http://www.metla.fi/silvafennica/full/sf43/sf433489.pdf |
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