Sökning: "Rolf Björheden"

Hittade 2 avhandlingar innehållade orden Rolf Björheden.

1. 1. Managing timber procurement in Nordic purchasing sawmills

   Författare :Klara Helstad; Rolf Björheden; Lars-Olof Rask; Anders Baudin; Lauri Sikanen; Växjö universitet; []
   Nyckelord :Procurement management; Sawmill industry; Supply uncertainties; Buyer-supplier relationships; Bucking; Contractual forms; Strategy; Case Studies; FORESTRY; AGRICULTURAL SCIENCES and LANDSCAPE PLANNING; SKOGS- och JORDBRUKSVETENSKAP samt LANDSKAPSPLANERING;

   Sammanfattning : Procurement of sawlogs to purchasing sawmills represents a basic strategic business process. The properties of inbound sawlogs are decisive for the output of sawn products and the cost of raw material contributes substantially to the cost of the final product. LÄS MER

3. 2. Extraction of logging residues for bioenergy : effects of operational methods on fuel quality and biomass losses in the forest

   Författare :Bengt Nilsson; Johan Bergh; Gudmund Vollbrecht; Rolf Björheden; Linnéuniversitetet; []
   Nyckelord :LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; Forest fuel; Storage; Fraction composition; Needles; Defoliation; Moisture content; Nutrients; Nitrogen; Norway spruce; Picea abies; Skogsbränsle; Lagring; Fraktionsfördelning; Barr; Avbarrning; Fukthalt; Näringsämnen; Kväve; Gran; Picea abies; Forestry and Wood Technology; Skog och träteknik;

   Sammanfattning : Wood products play a key role in the transformation to a more sustainable society based on renewable bio-based resources, together with the positive effects on climate mitigation by replacing fossil fuels. However, to increase the use of forest fuel in practice it is important to understand the effects of handling and storage on its quality and removal of nutrients from the forest. LÄS MER