Course code MežZ5041

Credit points 2

Qualimetry of Timber

Total Hours in Course80

Number of hours for lectures20

Number of hours for seminars and practical classes12

Independent study hours48

Date of course confirmation14.03.0201

Responsible UnitDepartment of Forest Utilisation

Course developer

author Meža izmantošanas katedra

Jānis Magaznieks

Mg. sc. ing.

Course abstract

Students learn measurement accuracy influencing factors related to whole trees and round timber assortment measurements as well as qualitative assessments of round timber assortments extending it to the prices. Students get an Idea of wood thermal decomposition, and indication of chemical staining method on deciduous and coniferous woods, wood electron, wood biodegradation, biodefence and fire protection, wood chips quality assessment as well as the production of biofuels.

Learning outcomes and their assessment

After completing the course student will have:
• Knowledge about whole trees and round timber assortment measurement and its automation and accuracy;
Knowledge about wood microstructure, wood thermal decomposition, bio and fire protection, wood fiber properties;
• Skills for usage of chemical indications method for sorting deciduous and coniferous wood, wood bio and fire resistance testing, round timber assortment volume and quality determination.
• Competence in researching wood structure and properties by selecting the most appropriate methods

Compulsory reading

1. Līpiņš L. Stumbru racionāla sagarumošana. Rīga: Liesma, 1999. 75 lpp.
2. Līpiņš L., Liepa I. Apaļo kokmateriālu uzmērīšana. LLU. Meža fakultāte. Jelgava, 2007. 104 lpp.
3.LVS 82:2003 LVS 82:2003. Apaļo kokmateriālu uzmērīšana. Spēkā no: 29.04.2003. Pieejams: https://www.lvs.lv/lv/products/12484

Further reading

1. A/S Latvijas valsts meži izstrādātas "Apaļo kokmateriālu kvalitātes prasības" Apaļo kokmateriālu kvalitātes prasības. AKKP 2013.01.02. AS Latvijas valsts meži [tiešsaiste] [skatīts 16.03.2017.]. Pieejams: http://www.lvm.lv/images/lvm/Profesionaliem/Me%C5%BEizstr%C4%81de/Pielikumi/AKKP_21.10.2015.pdf

Periodicals and other sources

1. Latvijas Kokmateriālu uzmērīšanas un uzskaites vadības mājalapa - www.lkuuv.lv
2. Žurnāls "Baltijas Koks" ISSN 1407-6667
3. "BalticForestry" ISSN 1392-1355